VULNERABILITY INTELLIGENCE
CVE-2015-4484
CVSS score5 MEDIUM
EPSS probability3.57%
CISA KEVNot currently listed
Published2015-08-16
Last modified2026-06-17
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Description
The js::jit::AssemblerX86Shared::lock_addl function in the JavaScript implementation in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to cause a denial of service (application crash) by leveraging the use of shared memory and accessing (1) an Atomics object or (2) a SharedArrayBuffer object.
Weakness classification
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
Primary references
- security@mozilla.org — Third Party Advisory
- security@mozilla.org — Third Party Advisory
- security@mozilla.org
- security@mozilla.org
- security@mozilla.org
- security@mozilla.org
- security@mozilla.org
- security@mozilla.org
- security@mozilla.org
- security@mozilla.org — Vendor Advisory
- security@mozilla.org — Third Party Advisory
- security@mozilla.org