VIR Vulnerability Intelligence Relay

CVE-2016-2837

medium
Published 2016-08-05 · Modified 2026-05-06
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
6.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS v4 NEW
—
not yet in upstream
VIR risk
6.3

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.

Predictions

Exploit likelihood
73%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact
suse SUSE Affected 1 release
VersionStatusFixed in
— Affected —
debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 45.3.0esr-1
sid Fixed 48.0-1
forky Fixed 45.3.0esr-1
bullseye Fixed 45.3.0esr-1
bookworm Fixed 45.3.0esr-1

Application impact
VendorProductVersionsFixed
mozilla mozillafirefox{"endIncluding":"47.0.1"}
mozilla mozillafirefox45.1.0
mozilla mozillafirefox45.1.1
mozilla mozillafirefox45.2.0
mozilla mozillafirefox45.3.0

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.