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 Chromium

Type Confusion in V8 in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Type Confusion in V8 in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Type Confusion in V8 in Google Chrome before version 126.0.6478.114 allowed a remote attacker to execute arbitrary code via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

In V8 of Google Chrome, out-of-bounds memory access prior to version 131.0.6778.204 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in V8 in Google Chrome prior to 129.0.6668.70 allowed a remote attacker to potentially perform out-of-bounds memory access via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

The vulnerability allows a remote attacker to execute arbitrary code within a sandbox, through a crafted HTML page, using V8 in Google Chrome before version 131.0.6778.204. Chromium security severity: High...

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 Chromium

Inappropriate implementation in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

A heap buffer overflow in V8 in Google Chrome prior to version 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption through a crafted script...

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 Chromium

Integer overflow in V8 in Google Chrome prior to version 137.0.7151.119 allowed a remote attacker to potentially perform out-of-bounds memory access through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

In V8, the "out of bounds" reading in Google Chrome before version 91.0.4472.77 allowed a remote attacker to potentially exploit stack corruption through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

In Google Chrome, memory access out of bounds in V8 before version 90.0.4430.85 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. Chromium security severity: High...