Buffer Overflow
A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.
How It Works
A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions. This overwrites whatever data or code exists there, corrupting program state and potentially giving attackers control over execution flow.
Stack-based overflows are the most common variant. When a function allocates a fixed-size buffer on the stack and then copies user-controlled input without proper bounds checking, attackers can overflow past the buffer to overwrite the function's return address. When the function completes, instead of returning to legitimate code, execution jumps to attacker-specified memory containing malicious shellcode. Heap-based overflows work differently—they corrupt heap metadata like chunk size fields or free list pointers, leading to arbitrary memory writes when the allocator processes the corrupted structures.
Modern exploitation bypasses defensive mechanisms through techniques like Return-Oriented Programming (ROP), which chains together existing code snippets to avoid non-executable memory protections. Attackers may also use heap spraying to reliably position shellcode at predictable addresses, defeating address randomization.
Impact
- Remote code execution — attacker gains ability to run arbitrary commands with the privileges of the vulnerable process
- Privilege escalation — exploiting kernel or setuid program overflows to gain root/SYSTEM access
- Denial of service — crashes and memory corruption that render systems unusable
- Information disclosure — reading sensitive data from adjacent memory regions that should be inaccessible
- Authentication bypass — overwriting security-critical variables like permission flags or user IDs
Real-World Examples
Fortinet FortiOS suffered a critical buffer overflow (CVE-2025-32756) that allowed unauthenticated remote attackers to execute code as root on firewalls and VPN gateways. Attackers actively exploited this to compromise enterprise network perimeters before patches were available.
The Slammer worm from 2003 exploited a stack overflow in Microsoft SQL Server, spreading to 75,000 hosts in ten minutes by sending a single malformed UDP packet that overwrote the return address with shellcode. No authentication was required.
OpenSSH historically contained a heap overflow in challenge-response authentication that allowed pre-authentication remote root compromise on Unix systems, demonstrating how memory corruption in privileged network services creates maximum impact scenarios.
Mitigation
- Memory-safe languages — Rust, Go, and modern managed languages prevent buffer overflows by design through automatic bounds checking
- Stack canaries — random values placed before return addresses that detect corruption before control transfer
- Address Space Layout Randomization (ASLR) — randomizes memory locations making exploitation less reliable
- Data Execution Prevention (DEP/NX) — marks memory regions as non-executable, preventing direct shellcode execution
- Bounds checking — validate input sizes before copying, use safe functions like
strncpyinstead ofstrcpy - Fuzzing and static analysis — automated testing to discover overflows before deployment
Recent CVEs (36841)
Buffer overflow in the DataDirect ODBC driver, as used in Oracle Hyperion Interactive Reporting 11.1.2.1 and 11.1.2.2, Essbase Server 11.1.2.1 and 11.1.2.2, Production Reporting Server 11.1.2.1 and. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. No vendor patch available.
The ProcSetEventMask function in difs/events.c in the xfs font server for X.Org X11R6 through X11R6.6 and XFree86 before 3.3.3 calls the SendErrToClient function with a mask value instead of a. Rated low severity (CVSS 3.6), this vulnerability is low attack complexity. No vendor patch available.
Buffer overflow in yaSSL, as used in MySQL 5.5.20 and possibly other versions including 5.5.x before 5.5.22 and 5.1.x before 5.1.62, allows remote attackers to execute arbitrary code via unspecified. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Buffer overflow in RealNetworks RealPlayer before 16.0.0.282 and RealPlayer SP 1.0 through 1.1.5 allows remote attackers to execute arbitrary code via a crafted RealMedia file. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 76.9%.
Multiple stack-based buffer overflows in file-xwd.c in the X Window Dump (XWD) plug-in in GIMP 2.8.2 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.
Heap-based buffer overflow in iconvert.c in the bogolexer component in Bogofilter before 1.2.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.
Heap-based buffer overflow in the Perl_repeatcpy function in util.c in Perl 5.12.x before 5.12.5, 5.14.x before 5.14.3, and 5.15.x before 15.15.5 allows context-dependent attackers to cause a denial. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity.
Buffer overflow in Adobe Photoshop Camera Raw before 7.3 allows attackers to execute arbitrary code via unspecified vectors. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. Epss exploitation probability 24.3% and no vendor patch available.
Buffer underflow in Adobe Photoshop Camera Raw before 7.3 allows attackers to execute arbitrary code via unspecified vectors. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Epss exploitation probability 13.3% and no vendor patch available.
Stack-based buffer overflow in the dirty video RAM tracking functionality in Xen 3.4 through 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) via a large bitmap image. Rated medium severity (CVSS 4.7). No vendor patch available.
Adobe Flash Player before 10.3.183.48 and 11.x before 11.5.502.135 on Windows, before 10.3.183.48 and 11.x before 11.5.502.136 on Mac OS X, before 10.3.183.48 and 11.x before 11.2.202.258 on Linux,. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.
Buffer overflow in Adobe Flash Player before 10.3.183.48 and 11.x before 11.5.502.135 on Windows, before 10.3.183.48 and 11.x before 11.5.502.136 on Mac OS X, before 10.3.183.48 and 11.x before. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity.
Google Chrome before 23.0.1271.97, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.5, do not properly perform AAC decoding, which allows remote attackers to cause a denial of service (stack memory. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Microsoft Word 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Word Viewer; Office Compatibility Pack SP2 and SP3; and Office Web Apps 2010 SP1 allow remote attackers to execute arbitrary code or cause a. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Actively exploited in the wild (cisa kev) and EPSS exploitation probability 84.4%.
Heap-based buffer overflow in DirectPlay in DirectX 9.0 through 11.1 in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, Windows. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Epss exploitation probability 62.2% and no vendor patch available.
Buffer overflow in IBM Informix 11.50 through 11.50.xC9W2 and 11.70 before 11.70.xC7 allows remote authenticated users to execute arbitrary code via a crafted SQL statement. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Stack-based buffer overflow in uam.exe in the User Access Manager (UAM) component in HP Intelligent Management Center (IMC) before 5.1 E0101P01 allows remote attackers to execute arbitrary code via. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 73.4%.
Heap-based buffer overflow in the WebGL subsystem in Google Chrome OS before 23.0.1271.94 allows remote attackers to cause a denial of service (GPU process crash) or possibly have unspecified other. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Heap-based buffer overflow in Oracle MySQL 5.5.19 and other versions through 5.5.28, and MariaDB 5.5.28a and possibly other versions, allows remote authenticated users to cause a denial of service. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 66.8%.
Stack-based buffer overflow in the acl_get function in Oracle MySQL 5.5.19 and other versions through 5.5.28, and 5.1.53 and other versions through 5.1.66, and MariaDB 5.5.2.x before 5.5.28a, 5.3.x. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 66.6%.
Multiple integer overflows in libssh before 0.5.3 allow remote attackers to cause a denial of service (infinite loop or crash) and possibly execute arbitrary code via unspecified vectors, which. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Multiple buffer overflows in libssh before 0.5.3 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via unspecified vectors. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Use-after-free vulnerability in libunity-webapps before 2.4.1 allows remote attackers to cause a denial of service (memory corruption and crash) and possibly execute arbitrary code via a crafted web. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Heap-based buffer underflow in the xmlParseAttValueComplex function in parser.c in libxml2 2.9.0 and earlier, as used in Google Chrome before 23.0.1271.91 and other products, allows remote attackers. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. No vendor patch available.
Skia, as used in Google Chrome before 23.0.1271.91, allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Guitar Pro 6.1.1 r10791 allows remote attackers to cause a denial of service (crash) via a long string in a gpx file. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
GPSMapEdit 1.1.73.2 allows user-assisted remote attackers to cause a denial of service (crash) via a long string in a lst file. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
tcsd in TrouSerS before 0.3.10 allows remote attackers to cause a denial of service (daemon crash) via a crafted type_offset value in a TCP packet to port 30003. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 18.9%.
The (1) memc_save_get_next_page, (2) tmemc_restore_put_page and (3) tmemc_restore_flush_page functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 do not check for negative id pools,. Rated medium severity (CVSS 4.4). No vendor patch available.
The do_tmem_destroy_pool function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 does not properly validate pool ids, which allows local guest OS users to cause a denial of service. Rated medium severity (CVSS 6.9). No vendor patch available.
The (1) tmemc_save_get_next_page and (2) tmemc_save_get_next_inv functions and the (3) TMEMC_SAVE_GET_POOL_UUID sub-operation in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 "do not check. Rated medium severity (CVSS 4.4). No vendor patch available.
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial. Rated medium severity (CVSS 4.9), this vulnerability is low attack complexity. No vendor patch available.
(1) TMEMC_SAVE_GET_CLIENT_WEIGHT, (2) TMEMC_SAVE_GET_CLIENT_CAP, (3) TMEMC_SAVE_GET_CLIENT_FLAGS and (4) TMEMC_SAVE_END in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS. Rated medium severity (CVSS 6.9). No vendor patch available.
The (1) domain_pirq_to_emuirq and (2) physdev_unmap_pirq functions in Xen 2.2 allows local guest OS administrators to cause a denial of service (Xen crash) via a crafted pirq value that triggers an. Rated low severity (CVSS 2.1), this vulnerability is low attack complexity. No vendor patch available.
Stack-based buffer overflow in mcrypt 2.6.8 and earlier allows user-assisted remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long file name. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. Epss exploitation probability 28.1% and no vendor patch available.
Stack-based buffer overflow in the check_file_head function in extra.c in mcrypt 2.6.8 and earlier allows user-assisted remote attackers to execute arbitrary code via an encrypted file with a crafted. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 58.7%.
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allow remote attackers to cause a denial of service. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available.
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable.
Use-after-free vulnerability in the nsTextEditorState::PrepareEditor function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
Heap-based buffer overflow in the gfxShapedWord::CompressedGlyph::IsClusterStart function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
The copyTexImage2D implementation in the WebGL subsystem in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
The texImage2D implementation in the WebGL subsystem in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.
Heap-based buffer overflow in the nsWindow::OnExposeEvent function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
Use-after-free vulnerability in the BuildTextRunsScanner::BreakSink::SetBreaks function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Use-after-free vulnerability in the nsViewManager::ProcessPendingUpdates function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
Use-after-free vulnerability in the gfxFont::GetFontEntry function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
Use-after-free vulnerability in the nsPlaintextEditor::FireClipboardEvent function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
Use-after-free vulnerability in the nsTextEditorState::PrepareEditor function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
Use-after-free vulnerability in the nsEditor::FindNextLeafNode function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
Use-after-free vulnerability in the XPCWrappedNative::Mark function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The str_unescape function in the JavaScript engine in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
Heap-based buffer overflow in the image::RasterImage::DrawFrameTo function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
Heap-based buffer overflow in WeeChat 0.3.6 through 0.3.9 allows remote attackers to cause a denial of service (crash or hang) and possibly execute arbitrary code via crafted IRC colors that are not. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Stack-based buffer overflow in the error function in ssg/ssgParser.cxx in PLIB 1.8.5 allows remote attackers to execute arbitrary code via a crafted 3d model file that triggers a long error message,. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 22.1%.
Multiple integer overflows in operations/external/ppm-load.c in GEGL (Generic Graphics Library) 0.2.0 allow remote attackers to cause a denial of service (application crash) or possibly execute. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Epss exploitation probability 12.3% and no vendor patch available.
Heap-based buffer overflow in NFRAgent.exe in Novell File Reporter 1.0.2 allows remote attackers to execute arbitrary code via a large number of VOL elements in an SRS record. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 68.6%.
The add_database function in objects.c in the pgbouncer pooler 1.5.2 for PostgreSQL allows remote attackers to cause a denial of service (daemon outage) via a long database name in a request. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
SnackAmp 3.1.3 allows remote attackers to cause a denial of service (application crash) via a long string in an aiff file. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 14.6%.
Buffer overflow in KnFTPd 1.0.0 allows remote authenticated users to cause a denial of service (crash) via a long string in a FEAT command. Rated medium severity (CVSS 4.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 16.3%.
Heap-based buffer overflow in IrfanView before 4.33 allows remote attackers to execute arbitrary code via a crafted RLE compressed bitmap file such as a DIB, RLE, or BMP image. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. No vendor patch available.
The decomposer engine in Symantec Endpoint Protection (SEP) 11.0, Symantec Endpoint Protection Small Business Edition 12.0, Symantec AntiVirus Corporate Edition (SAVCE) 10.x, and Symantec Scan Engine. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. No vendor patch available.
The Broadcom BCM4325 and BCM4329 Wi-Fi chips, as used in certain Acer, Apple, Asus, Ford, HTC, Kyocera, LG, Malata, Motorola, Nokia, Pantech, Samsung, and Sony products, allow remote attackers to. Rated high severity (CVSS 7.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 26.5%.
Stack-based buffer overflow in Microsoft Excel 2007 SP2 and SP3 and 2010 SP1; Office 2011 for Mac; Excel Viewer; and Office Compatibility Pack SP2 and SP3 allows remote attackers to execute arbitrary. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Epss exploitation probability 65.9% and no vendor patch available.
Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Excel Viewer; and Office Compatibility Pack SP2 and SP3 allow remote attackers to execute arbitrary code or cause a denial of service (memory. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Epss exploitation probability 62.1% and no vendor patch available.
Heap-based buffer overflow in Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Office 2008 and 2011 for Mac; and Office Compatibility Pack SP2 and SP3 allows remote attackers to execute. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Epss exploitation probability 65.9% and no vendor patch available.
Integer overflow in Windows Shell in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, Windows 7 Gold and SP1, Windows 8, and. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Epss exploitation probability 47.4% and no vendor patch available.
Buffer overflow in Adobe Flash Player before 10.3.183.29 and 11.x before 11.4.402.287 on Windows and Mac OS X, before 10.3.183.29 and 11.x before 11.2.202.243 on Linux, before 11.1.111.19 on Android. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Buffer overflow in Adobe Flash Player before 10.3.183.29 and 11.x before 11.4.402.287 on Windows and Mac OS X, before 10.3.183.29 and 11.x before 11.2.202.243 on Linux, before 11.1.111.19 on Android. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Buffer overflow in Adobe Flash Player before 10.3.183.29 and 11.x before 11.4.402.287 on Windows and Mac OS X, before 10.3.183.29 and 11.x before 11.2.202.243 on Linux, before 11.1.111.19 on Android. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity.
ppm2tiff does not check the return value of the TIFFScanlineSize function, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted PPM. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 27.2%.
Off-by-one error in the invoke function in IcedTeaScriptablePluginObject.cc in IcedTea-Web 1.1.x before 1.1.7, 1.2.x before 1.2.2, 1.3.x before 1.3.1, and 1.4.x before 1.4.1 allows remote attackers. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. No vendor patch available.
khtml/imload/scaledimageplane.h in Konqueror in KDE 4.7.3 allows remote attackers to cause a denial of service (crash) and possibly read memory via large canvas dimensions, which leads to an. Rated medium severity (CVSS 6.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 15.1%.
Heap-based buffer overflow in the px_pac_reload function in lib/pac.c in libproxy 0.2.x and 0.3.x allows remote servers to have an unspecified impact via a crafted Content-Length size in an HTTP. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Stack-based buffer overflow in the url::get_pac function in url.cpp in libproxy 0.4.x before 0.4.9 allows remote servers to have an unspecified impact via a large proxy.pac file. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity.
Buffer overflow in Apple QuickTime before 7.7.3 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted transform attribute in a text3GTrack. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. No vendor patch available.
Apple QuickTime before 7.7.3 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted PICT file. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. No vendor patch available.
Buffer overflow in Apple QuickTime before 7.7.3 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted rnet box in an MP4 movie file. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. No vendor patch available.
Buffer overflow in Apple QuickTime before 7.7.3 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted Targa image. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 38.9%.
Buffer overflow in the plugin in Apple QuickTime before 7.7.3 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted MIME type. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 78.1%.
Multiple buffer overflows in Apple QuickTime before 7.7.3 allow remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted style element in a QuickTime. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 79.1%.
Google V8 before 3.13.7.5, as used in Google Chrome before 23.0.1271.64, does not properly perform write operations, which allows remote attackers to cause a denial of service or possibly have. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Integer overflow in Google Chrome before 23.0.1271.64 allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a crafted WebP image. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Google Chrome before 23.0.1271.64 does not properly handle textures, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Skia, as used in Google Chrome before 23.0.1271.64, allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Google V8 before 3.13.7.5, as used in Google Chrome before 23.0.1271.64, on 64-bit Linux platforms allows remote attackers to cause a denial of service or possibly have unspecified other impact via. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Google Chrome before 23.0.1271.64 on Mac OS X does not properly mitigate improper write behavior in graphics drivers, which allows remote attackers to cause a denial of service or possibly have. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Buffer overflow in Adobe Flash Player before 10.3.183.43 and 11.x before 11.5.502.110 on Windows and Mac OS X, before 10.3.183.43 and 11.x before 11.2.202.251 on Linux, before 11.1.111.24 on Android. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity.
Adobe Flash Player before 10.3.183.43 and 11.x before 11.5.502.110 on Windows and Mac OS X, before 10.3.183.43 and 11.x before 11.2.202.251 on Linux, before 11.1.111.24 on Android 2.x and 3.x, and. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.
Buffer overflow in Adobe Flash Player before 10.3.183.43 and 11.x before 11.5.502.110 on Windows and Mac OS X, before 10.3.183.43 and 11.x before 11.2.202.251 on Linux, before 11.1.111.24 on Android. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity.
Buffer overflow in Adobe Flash Player before 10.3.183.43 and 11.x before 11.5.502.110 on Windows and Mac OS X, before 10.3.183.43 and 11.x before 11.2.202.251 on Linux, before 11.1.111.24 on Android. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity.