CVE-2012-0452

high
Published 2012-02-11 · Modified 2026-04-29
CVSS v3
CVSS v2
7.5
VIR risk
7.5

Description

Use-after-free vulnerability in Mozilla Firefox 10.x before 10.0.1, Thunderbird 10.x before 10.0.1, and SeaMonkey 2.7 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors that trigger failure of an nsXBLDocumentInfo::ReadPrototypeBindings function call, related to the cycle collector's access to a hash table containing a stale XBL binding.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Application impact

VendorProductVersionsFixed
mozilla mozillafirefox10.0
mozilla mozillathunderbird10.0
mozilla mozillaseamonkey2.7

References

CWEs

CWE-399

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