CVE-2015-7220

critical
Published 2015-12-16 · Modified 2026-05-06
CVSS v3
CVSS v2
10.0
VIR risk
10.0

Description

Buffer overflow in the XDRBuffer::grow function in js/src/vm/Xdr.cpp in Mozilla Firefox before 43.0 might allow remote attackers to cause a denial of service or possibly have unspecified other impact via crafted JavaScript code.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security@mozilla.org — http://www.mozilla.org/security/announce/2015/mfsa2015-144.html

OS impact

OSVersionStatusFixed in
suse suse42.1affected
suse suse13.1affected
suse suse13.2affected
fedora fedora22affected
fedora fedora23affected

Application impact

VendorProductVersionsFixed
mozillafirefox{"endIncluding":"42.0"}

References

CWEs

CWE-119

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