RLSA-2026:6188 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-4701 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 9. 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...

firefox security update

An update is available for firefox. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Firefox is an open-source web browser, designed for standards...

libpng: libpng: Arbitrary code execution due to use-after-free vulnerability

A flaw was found in libpng, a library used for processing PNG Portable Network Graphics image files. This vulnerability arises from improper memory management where a heap-allocated buffer is aliased between internal data structures. When specific functions are called, a freed memory region can...

RLSA-2026:5932 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-4701 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR...

Guiding Symbolic Execution with Static Analysis and LLMs for Vulnerability Discovery

Symbolic execution detects vulnerabilities with precision, but applying it to large codebases requires harnesses that set up symbolic state, model dependencies, and specify assertions. Writing these harnesses has traditionally been a manual process requiring expert knowledge, which significantly...

PT-2026-30882

Name of the Vulnerable Software and Affected Versions github.com/jackc/pgx/v5 affected versions not specified Description A memory-safety issue exists in github.com/jackc/pgx/v5. This is a memory safety vulnerability. Recommendations At the moment, there is no information about a newer version th...

KLA90969 Multiple vulnerabilities in Mozilla Thunderbird ESR

Multiple vulnerabilities were found in Mozilla Thunderbird ESR. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service. Below is a complete list of vulnerabilities: 1. Memory safety vulnerability can be exploited to execute arbitrary code. 2. Incorrec...

Mozilla Firefox < 149.0.2

The version of Firefox installed on the remote Windows host is prior to 149.0.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-25 advisory. - Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 an...

Mozilla Firefox < 149.0.2

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 149.0.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-25 advisory. - Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox...

Mozilla Thunderbird < 149.0.2

The version of Thunderbird installed on the remote Windows host is prior to 149.0.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-28 advisory. - Memory safety bugs present in Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of...

Mozilla Thunderbird < 149.0.2

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 149.0.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-28 advisory. - Memory safety bugs present in Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed...

Mozilla Thunderbird < 140.9.1

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 140.9.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-29 advisory. - Memory safety bugs present in Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and...

Mozilla Firefox ESR < 140.9.1

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 140.9.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-27 advisory. - Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0,...

Security Vulnerabilities fixed in Thunderbird 149.0.2 — Mozilla

Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code...

Security Vulnerabilities fixed in Firefox ESR 115.34.1 — Mozilla

Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code...

Linux Distros Unpatched Vulnerability : CVE-2026-33815

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Memory-safety vulnerability in github.com/jackc/pgx/v5. CVE-2026-33815 Note that Nessus relies on the presence of the package as reported by the vendor...

PT-2026-30822

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149.0.2 Firefox ESR versions prior to 115.34.1 and 140.9.1 Thunderbird versions prior to 149.0.2 and 140.9.1 Description Memory safety bugs are present in Firefox and Thunderbird, with some showing evidence of memory...

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-4701 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and...

Mozilla -- Memory safety bugs

https://bugzilla.mozilla.org/buglist.cgi?bugid=2025475%2C2025477 reports: Memory safety bugs present in Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary...