CVE-2012-3966

Mozilla: Memory corruption with bitmap format images with negative height (MFSA 2012-61)

Published Aug 29, 2012 CVSS 2.0 · 10.0 Critical EPSS 5.2% KEV · Not listed
Description
Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a negative height value in a BMP image within a .ICO file, related to (1) improper handling of the transparency bitmask by the nsICODecoder component and (2) improper processing of the alpha channel by the nsBMPDecoder component.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2012-3910 Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a negative height value in a BMP image within a .ICO file, related to (1) improper handling of the transparency bitmask by the nsICODecoder component and (2) improper processing of the alpha channel by the nsBMPDecoder component.
Ubuntu USN Ubuntu USN USN-1548-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-1551-1 Thunderbird vulnerabilities
History
Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:10.0.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:10.0.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:10.0:*:*:*:*:*:*:*
Vendors & Products Mozilla firefox Esr
Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:10.0.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:10.0.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:10.0.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:10.0.6:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:10.0.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:10.0.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:10.0.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:10.0.6:*:*:*:*:*:*:*
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 8:21 PM
Reserved
Jul 11, 2012, 12:00 AM
Status
Modified
Published
Aug 29, 2012, 10:56 AM
Modified
Jun 16, 2026, 11:44 PM
Severity
Critical
Public date
Aug 28, 2012, 12:00 AM