CVE-2012-3966

Firefox < 15.0 - Remote Code Execution via Negative Height BMP in ICO File

Title source: llm
STIX 2.1

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.

References (12)

Core 12
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-1211.html
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-1210.html
Issue Tracking x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=775794
Issue Tracking x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=775793
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16246
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1548-1
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1548-2

Scores

EPSS 0.0519
EPSS Percentile 91.5%

Details

CWE
CWE-119
Status published
Products (47)
mozilla/firefox 10.0
mozilla/firefox 10.0.1
mozilla/firefox 10.0.2
mozilla/firefox 10.0.3
mozilla/firefox 10.0.4
mozilla/firefox 10.0.5
mozilla/firefox 10.0.6
mozilla/firefox 1.0 (2 CPE variants)
mozilla/firefox 1.0.1
mozilla/firefox 1.0.2
... and 37 more
Published Aug 29, 2012
Tracked Since Feb 18, 2026