EUVD-2026-60672

Internally found bugs present in Thunderbird ESR 140.13, Thunderbird ESR 153.0 and Thunderbird 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was...

CVE-2026-74987

Mozilla Thunderbird and Firefox are affected by internally found bugs that may lead to memory corruption or other security-relevant defects. These issues were identified in Thunderbird ESR 140.13 , Thunderbird ESR 153.0 , and Thunderbird 153 . While the exact root cause is not detailed, the repor...

PT-2026-77021

Name of the Vulnerable Software and Affected Versions Firefox versions 153 through 153 Firefox ESR version 153.0 Thunderbird versions 153 through 153 Thunderbird ESR version 153.0 Description Internal bugs were identified that exhibit evidence of memory corruption or other security-relevant...

Security Vulnerabilities fixed in Firefox 154 — Mozilla

Internally found bugs present in Firefox ESR 140.13, Firefox ESR 153.0 and Firefox 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. Internally found bugs present in...

PT-2026-77022

Name of the Vulnerable Software and Affected Versions Firefox version 153 Thunderbird version 153 Description Internal bugs were identified that exhibit evidence of memory corruption or other security-relevant defects, which could potentially be exploited. Recommendations Update Firefox to versio...

OffensiveCon25 Conference Slides

OffensiveCon25 conference slides for topics Breaking the Sound Barrier: Exploiting CoreAudio via Mach Message Fuzzing, How Offensive Security Made Me Better at Defense, Finding and Exploiting 20-Year-Old Bugs in Web Browsers, and Entrysign: Create Your Own x86 Microcode for Fun and Profit...

RHEL 7 : firefox (RHSA-2026:54248)

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:54248 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: libaom:...

CVE-2026-68203 media: vivid: fix cleanup bugs in vivid_init()

In the Linux kernel, the following vulnerability has been resolved: media: vivid: fix cleanup bugs in vividinit When platformdeviceregister fails in vividinit, the embedded struct device in vividpdev has already been initialized by deviceinitialize, but the failure path jumps to freeoutputstrings...

Unbreakable Enterprise kernel security update

6.12.0-205.92.4.2 - net: tap: set skb-dev before parsing virtio net header in tapgetuserxdp Dongli Zhang Orabug: 39844842 - x86/bugs: Make Safe-RET robust against interrupt injection Borislav Petkov AMD Orabug: 39844812 CVE-2026-68480 - KVM: x86: Check for invalid/obsolete root after making MMU...

AlmaLinux 8 : firefox (ALSA-2026:47105)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:47105 advisory. libaom: libaom: heap buffer overflow in AV1 encoder first-pass stats buffer via LAP mode CVE-2026-56208 firefox: thunderbird: Site isolation issue in the...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Thunderbird is a standalone mail and newsgroup client. Security...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Thunderbird is a standalone mail and newsgroup client. Security...

RustGo: Fairly Directed Greybox Fuzzing for Enforcing Rust Memory Safety

Rust is a popular systems programming language that provides strong memory safety and introduces low-performance overhead. While Rust guarantees memory safety through strict security policies, such as ownership, memory bugs can still occur in unsafe-related Rust codes where these policies are not...

RockyLinux 9 : thunderbird (RLSA-2026:49921)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:49921 advisory. firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript:...

Security update for dnsdist (important)

openSUSE security update: security update for dnsdist ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21533-1 Rating: important References: bsc1269201 bsc1269202 bsc1269203 bsc1269204 bsc1269205 bsc1269206 bsc1269207 Cross-References: CVE-2026-40011...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This vulnerability has been fixed in Firefox...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149, and Thunderbird 149. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox ESR 115.35, Firefox ESR 140.10, and Firefox 150. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This vulnerability has been fixed in...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.38, Firefox ESR 140.13 and Firefox 153

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Thunderbird ESR 140.12 and Thunderbird 152. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.38 and Firefox ESR 140.13

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Thunderbird ESR 140.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been...