CVE-2015-7189
Mozilla: Buffer overflow during image interactions in canvas (MFSA 2015-123)
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · November 4, 2015
Updated · November 21, 2025
Description
Race condition in the JPEGEncoder function in Mozilla Firefox before 42.0 and Firefox ESR 38.x before 38.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via vectors involving a CANVAS element and crafted JavaScript code.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 5.1AV:N/AC:H/Au:N/C:P/I:P/A:P
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer