CVE-2026-74976

The JavaScript Engine: JIT component in Mozilla Firefox and Mozilla Thunderbird is vulnerable to a JIT miscompilation flaw (CVE-2026-74976). This issue is addressed in Firefox 154 , Firefox ESR 140.14 , Firefox ESR 153.1 , Thunderbird 154 , Thunderbird 140.14 , and Thunderbird 153.1 . While sever...

EUVD-2026-60670

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1...

CVE-2026-74976

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1...

CVE-2026-74976: Access of Resource Using Incompatible Type

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1...

Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-063 (ALASFIREFOX-2026-063)

The version of firefox installed on the remote host is prior to 140.13.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2FIREFOX-2026-063 advisory. Same-origin policy bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox...

MiracleLinux 8 : firefox-140.13.0-1.el8_10.ML.1 (AXSA:2026-1560:19)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-1560:19 advisory. libaom: libaom: heap buffer overflow in AV1 encoder first-pass stats buffer via LAP mode CVE-2026-56208 firefox: thunderbird: Site isolation issue i...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102114)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102114 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix off-by-one in checkimm signed range check checkimmbits, imm is used in the arm64...

PT-2026-77009

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 154 Firefox ESR versions prior to 140.14 Firefox ESR versions prior to 153.1 Thunderbird versions prior to 154 Thunderbird versions prior to 140.14 Thunderbird versions prior to 153.1 Description A JIT miscompilation...

Amazon Linux 2023 : firefox (ALAS2023-2026-2069)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2069 advisory. Same-origin policy bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13. CVE-2026-16349 Incorrect boundary condition...

Important: firefox

Issue Overview: Same-origin policy bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13. CVE-2026-16349 Incorrect boundary conditions in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 153, Firef...

Important: firefox

Issue Overview: Same-origin policy bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13. CVE-2026-16349 Incorrect boundary conditions in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 153, Firef...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: firefox (UTSA-2026-101290)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101290 advisory. Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8. Tenab...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: thunderbird (UTSA-2026-100901)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100901 advisory. JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: firefox (UTSA-2026-101164)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101164 advisory. JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: thunderbird (UTSA-2026-101374)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101374 advisory. Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8. Tenab...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: firefox (UTSA-2026-100941)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100941 advisory. Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and...

MiracleLinux 8 : thunderbird-140.13.0-1.el8_10.ML.1 (AXSA:2026-1547:18)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-1547:18 advisory. firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript:...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: thunderbird (UTSA-2026-100930)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100930 advisory. JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8,...

php:php-fuzz-function-jit: Heap-buffer-overflow in zend_delete_call_instructions

Detailed Report: https://oss-fuzz.com/testcase?key=5149378755756032 Project: php Fuzzing Engine: honggfuzz Fuzz Target: php-fuzz-function-jit Job Type: honggfuzzasanphp Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address: 0x79169e1e57bc Crash State: zenddeletecallinstructions...

SUSE CVE-2026-68295

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Zero-extend signed ALU32 div/mod results ALU32 operations write a 32-bit result and leave the upper 32 bits of the BPF register zero. The LoongArch JIT sign-extends the result of signed ALU32 BPFDIV and BPFMOD...