CVE-2016-2838

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-08-05 · updated 2026-06-17
Weakness: CWE-119

Description

Heap-based buffer overflow in the nsBidi::BracketData::AddOpening function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allows remote attackers to execute arbitrary code via directional content in an SVG document.

Affected products

Mozilla Firefox: through 47.0.1; 45.1.0, 45.1.1, 45.2.0, 45.3.0

References

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html
http://rhn.redhat.com/errata/RHSA-2016-1551.html
http://www.debian.org/security/2016/dsa-3640
http://www.mozilla.org/security/announce/2016/mfsa2016-64.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.securityfocus.com/bid/92261
http://www.securitytracker.com/id/1036508
http://www.ubuntu.com/usn/USN-3044-1
https://bugzilla.mozilla.org/show_bug.cgi?id=1279814
https://security.gentoo.org/glsa/201701-15
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html

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