CVE-2016-2802
HighSummary
The graphite2::TtfUtil::CmapSubtable4NextCodepoint 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 (buffer over-read) or possibly have unspecified other impact via a crafted Graphite smart font.
Risk Assessment
This vulnerability may lead to denial of service, affecting application availability and potentially being exploited for further attacks on the system.
Recommendation
It is recommended to update Graphite 2 to version 1.3.6 or later and to update Mozilla Firefox to version 45.0 or later and Firefox ESR to version 38.7 or later.
Other vulnerabilities in Graphite 2, Mozilla Firefox, Firefox ESR
See all- CVE-2016-1977High
The Machine::Code::decoder::analysis::set_ref function in Graphite 2 before 1.3.6, used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to execute arbitrary code or cause a denial of service (stack memory corruption) via a crafted Graphite smart font.
- CVE-2016-1969High
The setAttr function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.6.1, allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact via a crafted Graphite smart font.
Original NVD description (English source)
The graphite2::TtfUtil::CmapSubtable4NextCodepoint 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 (buffer over-read) or possibly have unspecified other impact via a crafted Graphite smart font.