Graphite2
CVE-2016-2796
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionCVE.org
Heap-based buffer overflow in the graphite2::vm::Machine::Code::Code function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Graphite smart font.
AnalysisAI
Heap-based buffer overflow in the graphite2::vm::Machine::Code::Code function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. Heap-based buffer overflow in the graphite2::vm::Machine::Code::Code function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Graphite smart font. Affected products include: Sil Graphite2, Opensuse Leap, Opensuse, Suse Linux Enterprise, Oracle Linux. Version information: before 1.3.6.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.
Code.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1,
In libgraphite2 in graphite2 1.3.11, a NULL pointer dereference vulnerability was found in Segment.cpp during a dumbRend
The graphite2::TtfUtil::CmapSubtable12NextCodepoint function in Graphite 2 before 1.3.6, as used in Mozilla Firefox befo
The directrun function in directmachine.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 a
The Machine::Code::decoder::analysis::set_ref function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.
Heap-based buffer overflow in the graphite2::Slot::setAttr function in Graphite 2 before 1.3.6, as used in Mozilla Firef
The graphite2::TtfUtil::CmapSubtable4NextCodepoint function in Graphite 2 before 1.3.6, as used in Mozilla Firefox befor
The graphite2::TtfUtil::CmapSubtable12Lookup function in TtfUtil.cpp in Graphite 2 before 1.3.6, as used in Mozilla Fire
The graphite2::Slot::getAttr function in Slot.cpp in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and
The graphite2::GlyphCache::Loader::Loader function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 an
The graphite2::FileFace::get_table_fn function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Fi
The graphite2::Slot::getAttr function in Slot.cpp in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and
Same weakness CWE-119 – Buffer Overflow
View allSame technique Denial Of Service
View allShare
External POC / Exploit Code
Leaving vuln.today