SUSE-SU-2026:23740-1 Security update for pcre2

This update for pcre2 fixes the following issues: - CVE-2026-86145: missing size checks in pcre2dfamatch code can lead to an out-of-bounds write bsc1279893. - CVE-2026-89156: out-of-bounds read via invalid UTF data during JIT fallback bsc1280054. - CVE-2026-89157: out-of-bounds write via large...

SUSE-SU-2026:23840-1 Security update for pcre2

This update for pcre2 fixes the following issues: - CVE-2026-86145: missing size checks in pcre2dfamatch code can lead to an out-of-bounds write bsc1279893. - CVE-2026-89156: out-of-bounds read via invalid UTF data during JIT fallback bsc1280054. - CVE-2026-89157: out-of-bounds write via large...

KLA91285 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. Security vulnerability can ...

PT-2026-91957

Name of the Vulnerable Software and Affected Versions Firefox ESR versions prior to 140.16 Thunderbird versions prior to 140.16 Description A use-after-free issue exists within the Just-In-Time JIT component of the JavaScript Engine. A use-after-free is a memory corruption flaw that occurs when a...

KLA91284 Multiple vulnerabilities in Mozilla Firefox ESR

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. A remote code execution...

CVE-2026-92021: Use After Free

Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 140.16 and Thunderbird 140.16...

Astra Linux – Vulnerability in Firefox and Thunderbird

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6...

Astra Linux – Vulnerability in Firefox

A transient execution vulnerability, named Floating Point Value Injection FPVI, allowed attackers to leak arbitrary memory addresses and may have also enabled JIT type confusion attacks. A related vulnerability, Speculative Code Store Bypass SCSB, did not affect Firefox. This vulnerability affect...

Astra Linux – Vulnerability in Firefox, Thunderbird

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6...

Astra Linux – Vulnerability in Firefox

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability has been fixed in Firefox 145 and Thunderbird 145...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf, s390: Fixed a potential memory leak related to jitdata. Make sure that jitdata is freed through kfree in the error path...

Astra Linux – Vulnerability in Firefox and Thunderbird

The WebAssembly JIT might miscalculate the size of a return type, which could lead to a null read and result in a crash. Note: This issue only affected x86-32 platforms. Other platforms are unaffected.. This vulnerability affects Firefox ESR 78.10, Thunderbird 78.10, and Firefox 88...

Astra Linux – Vulnerability in pcre2

A out-of-bounds read vulnerability was discovered in the PCRE2 library, specifically in the pcre2jitcompile.c file’s compilexclassmatchingpath function. This issue relates to a Unicode property matching problem in JIT-compiled regular expressions. The vulnerability arises because the character is...

Astra Linux – Vulnerability in Firefox, Thunderbird

In some code patterns, JIT incorrectly optimized switch statements and generated code that contained vulnerabilities related to out-of-bounds reads. This vulnerability affects Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fix tailcallreachable rejection for interpreter when jit failed During testing of f263a81451c1 “bpf: Track subprog poke descriptors correctly and fix use-after-free” under various failure conditions, for example, when...

Astra Linux – Vulnerability in Firefox and Thunderbird

GetBoundName might return the wrong version of an object when JIT optimizations are applied. This vulnerability affects Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10...

Astra Linux – Vulnerability in pcre2

A out-of-bounds read vulnerability was discovered in the PCRE2 library, specifically in the getrecursedatalength function of the pcre2jitcompile.c file. This issue affects recursions in JIT-compiled regular expressions due to duplicate data transfers...

MiracleLinux 8 : thunderbird-140.14.0-1.el8_10.ML.1 (AXSA:2026-1814:20)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-1814:20 advisory. firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component CVE-2026-74934 firefox: thunderbird: Privilege escalation in the...

Exploit for Use After Free in Arm Bifrost_Gpu_Kernel_Driver

AI-assisted project. This research, exploit development, a...

CVE-2026-89581

A BPF x86 JIT flaw in the Linux kernel causes incorrect per-CPU address resolution when the destination is an extended register (R5–R9). The root cause is an encoding error: the REX prefix is built with add_1mod() (setting REX.B) instead of add_2mod() (setting REX.R), so the high register bit is ...