CVE-2012-1947

Mozilla: Buffer overflow and use-after-free issues found using Address Sanitizer (MFSA 2012-40)

Published Jun 5, 2012 CVSS 2.0 · 9.3 Critical EPSS 4.6% KEV · Not listed
Description
Heap-based buffer overflow in the utf16_to_isolatin1 function in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 allows remote attackers to execute arbitrary code via vectors that trigger a character-set conversion failure.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2488-1 iceweasel security update
Debian DSA Debian DSA DSA-2489-1 iceape security update
EUVD EUVD EUVD-2012-1956 Heap-based buffer overflow in the utf16_to_isolatin1 function in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 allows remote attackers to execute arbitrary code via vectors that trigger a character-set conversion failure.
Ubuntu USN Ubuntu USN USN-1463-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-1463-4 Thunderbird vulnerabilities
Ubuntu USN Ubuntu USN USN-1463-6 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:10.0.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:10.0.4:*:*:*:*:*:*:*
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 7:17 PM
Reserved
Mar 30, 2012, 12:00 AM
Status
Modified
Published
Jun 5, 2012, 11:55 PM
Modified
Jun 16, 2026, 11:40 PM
Severity
Critical
Public date
Jun 5, 2012, 12:00 AM