CVE-2016-2837

Severity: medium (CVSS 6.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.6% 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 ClearKey Content Decryption Module (CDM) in the Encrypted Media Extensions (EME) API in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 might allow remote attackers to execute arbitrary code by providing a malformed video and leveraging a Gecko Media Plugin (GMP) sandbox bypass.

Affected products

Mozilla Firefox: through 47.0.1; 45.1.0, 45.1.1, 45.2.0, 45.3.0
Oracle Corporation Oracle Linux: 5.0, 6, 7

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/mfsa2016-77.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.securityfocus.com/bid/92258
http://www.securitytracker.com/id/1036508
http://www.ubuntu.com/usn/USN-3044-1
http://www.zerodayinitiative.com/advisories/ZDI-16-673
https://bugzilla.mozilla.org/show_bug.cgi?id=1274637
https://security.gentoo.org/glsa/201701-15

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