CVE-2014-1525

critical
Published 2014-04-30 · Modified 2026-05-06
CVSS v3
CVSS v2
9.3
VIR risk
9.3

Description

The mozilla::dom::TextTrack::AddCue function in Mozilla Firefox before 29.0 and SeaMonkey before 2.26 does not properly perform garbage collection for Text Track Manager variables, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and heap memory corruption) via a crafted VIDEO element in an HTML document.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security@mozilla.org — https://bugzilla.mozilla.org/show_bug.cgi?id=989210

vendor Authored 2026-05-27

Vendor advisory: security@mozilla.org — http://www.mozilla.org/security/announce/2014/mfsa2014-39.html

OS impact

OSVersionStatusFixed in
ubuntu ubuntu12.04affected
ubuntu ubuntu12.10affected
ubuntu ubuntu13.10affected
ubuntu ubuntu14.04affected
suse suse12.3affected
suse suse13.1affected
fedora fedora19affected

Application impact

VendorProductVersionsFixed
mozilla mozillafirefox{"endExcluding":"29.0"}29.0
mozilla mozillaseamonkey{"endExcluding":"2.26"}2.26

References

CWEs

CWE-416 CWE-787

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