CVE-2026-12297

Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12297 Sandbox escape due to incorrect boundary conditions in the Networking component

Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12297

Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12291

CVE-2026-12291 is a use‑after‑free defect in the Networking: HTTP component that affects Firefox and Thunderbird products. The vulnerability is fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. The CVSS 3.1 base score is 8.8 (HIGH) with network...

CVE-2026-12291

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12291

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12291 Use-after-free in the Networking: HTTP component

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

EUVD-2026-37082

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12291

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-46331 net/sched: fix pedit partial COW leading to page cache corruption

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix pedit partial COW leading to page cache corruption tcfpeditact computes the COW range for skbensurewritable once before the key loop using tcfpoffmaxhint, but the hint does not account for the runtime header offset...

firefox: Integer overflow in the Networking: JAR component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Integer overflow in the Networking: JAR component...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

firefox: thunderbird: Use-after-free in the DOM: Networking component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Networking component...

KLA91103 Multiple vulnerabilities in Mozilla Thunderbird

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

Mozilla Firefox ESR < 140.12

The version of Firefox ESR installed on the remote Windows host is prior to 140.12. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-58 advisory. - Memory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some o...

Mozilla Thunderbird < 140.12

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 140.12. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-61 advisory. - Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152,...

Mozilla Thunderbird < 152.0

The version of Thunderbird installed on the remote Windows host is prior to 152.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-60 advisory. - Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

PT-2026-49666

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Firefox ESR versions prior to 115.37 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A sandbox escape exists due to incorrect boundary...

Unbreakable Enterprise kernel security update

6.12.0-203.76.7.5 - uek-rpm: avoid final module link in early FIPS symvers pass Sherry Yang Orabug: 39563330 - netfilter: nftables: unconditionally bump set-nelems before insertion Pablo Neira Ayuso Orabug: 39562729 CVE-2026-23272 6.12.0-203.76.7.4 - net: bonding: fix use-after-free in...

KLA91100 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. Below is a complete list of vulnerabilities: 1. Security vulnerability in the Graphics: WebRender compone...