CVE-2014-1525

critical
Published 2014-04-30 ยท Modified 2026-05-06
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
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
โ€”

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 โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ 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

fedora Fedora Affected 1 release
VersionStatusFixed in
19 Affected โ€”
suse SUSE Affected 2 releases
VersionStatusFixed in
13.1 Affected โ€”
12.3 Affected โ€”
ubuntu Ubuntu Affected 4 releases
VersionStatusFixed in
14.04 Affected โ€”
13.10 Affected โ€”
12.10 Affected โ€”
12.04 Affected โ€”

Application impact

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

References

CWEs

CWE-416 CWE-787

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

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