CVE-2012-1953 Memory corruption in n/a

What is CVE-2012-1953?

CVE-2012-1953 is a critical memory corruption vulnerability in Mozilla Firefox, published on 18 Jul 2012. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The ElementAnimations::EnsureStyleRuleFor function in Mozilla Firefox 4.x through 13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0 through 13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11 allows remote attackers to cause a denial of service (buffer over-read, incorrect pointer dereference, and heap-based buffer overflow) or possibly execute arbitrary code via a crafted web site.

Weakness: CWE-119

Which versions are affected by CVE-2012-1953?

It affects 4 products.

Products include Mozilla Firefox, Mozilla Seamonkey, Mozilla Thunderbird, Mozilla Thunderbird Esr.

How do I fix CVE-2012-1953?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2012-1953 being exploited?

There is no known exploitation of CVE-2012-1953 in the wild and no public exploit code.

Other vulnerabilities in Mozilla Firefox

• CVE-2019-11708 Mozilla Firefox and Thunderbird Sandbox Escape Exploited Critical 10.0
• CVE-2010-3765 Mozilla Multiple Products Remote Code Execution Exploited Critical 9.8
• CVE-2022-26486 Mozilla Firefox Use-After-Free Exploited Critical 9.6
• CVE-2022-26485 Mozilla Firefox Use-After-Free Exploited High 8.8
• CVE-2019-11707 Mozilla Firefox and Thunderbird Type Confusion Exploited High 8.8

All Mozilla Firefox vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-rf9h-956h-9g4h.