UBUNTU-CVE-2025-11153

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox 143.0.3...

Security Vulnerabilities fixed in Firefox 143.0.3 — Mozilla

CVE-2025-11152: Sandbox escape due to integer overflow in the Graphics: Canvas2D component Reporter Oskar L Impact high References Bug 1987246 CVE-2025-11153: JIT miscompilation in the JavaScript Engine: JIT component Reporter Nan Wang Impact high References Bug 1987481...

PT-2025-49852

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 146 Firefox ESR versions prior to 140.6 Thunderbird versions prior to 146 Thunderbird versions prior to 140.6 Description The JavaScript Engine contains a JIT miscompilation issue within the JIT component. This relate...

Mozilla: Incorrect JITting of arguments led to use-after-free during garbage collection

The Mozilla Foundation Security Advisory describes this flaw as: The JIT created incorrect code for arguments in certain cases. This led to potential use-after-free crashes during garbage collection...