Libdwarf
CVE-2017-9053
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Lifecycle Timeline
1DescriptionCVE.org
An issue, also known as DW201703-005, was discovered in libdwarf 2017-03-21. A heap-based buffer over-read in _dwarf_read_loc_expr_op() is due to a failure to check a pointer for being in bounds (in a few places in this function).
AnalysisAI
An issue, also known as DW201703-005, was discovered in libdwarf 2017-03-21. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. An issue, also known as DW201703-005, was discovered in libdwarf 2017-03-21. A heap-based buffer over-read in _dwarf_read_loc_expr_op() is due to a failure to check a pointer for being in bounds (in a few places in this function). Affected products include: Libdwarf Project Libdwarf.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
(1) libdwarf/dwarf_leb.c and (2) dwarfdump/print_frames.c in libdwarf before 20161124 allow remote attackers to have uns
There is a heap-based buffer over-read in libdwarf 0.4.0. Rated high severity (CVSS 8.1), this vulnerability is remotely
The dwarf_get_aranges_list function in libdwarf before 20160923 allows remote attackers to cause a denial of service (in
libdwarf 0.4.0 has a heap-based buffer over-read in _dwarf_check_string_valid in dwarf_util.c. Rated high severity (CVSS
The WRITE_UNALIGNED function in dwarf_elf_access.c in libdwarf before 20160923 allows remote attackers to cause a denial
The dwarf_dealloc function in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-boun
libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a large
The get_attr_value function in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bou
The dwarf_get_macro_startend_file function in dwarf_macro5.c in libdwarf before 20160923 allows remote attackers to caus
The dump_block function in print_sections.c in libdwarf before 20160923 allows remote attackers to cause a denial of ser
dwarf_macro5.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (NULL pointer dereferenc
The _dwarf_get_abbrev_for_code function in dwarf_util.c in libdwarf 20161001 and earlier allows remote attackers to caus
Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
View allShare
External POC / Exploit Code
Leaving vuln.today