The vulnerability of the WebRender component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird allows a hacker to trigger a service failure.

The vulnerability of the WebRender component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to the use of memory after it is released. Exploiting this vulnerability could allow an attacker to cause a service failure remotely...

Integer Overflow Vulnerability in Multiple Mozilla Products (CNVD-2026-16993)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. An integer overflow vulnerability exists in multiple Mozilla products,...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume th...

EUVD-2026-19610

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...

CVE-2026-5734 Memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

Memory safety bugs present in 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. This vulnerability was...

CVE-2026-5732

CVE-2026-5732 describes an issue with incorrect boundary conditions and an integer overflow in the Graphics: Text component. Affected products include Firefox and Thunderbird (and their ESR releases). The vulnerability impacts versions older than Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird ...

CVE-2026-5731

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...

CVE-2026-5731 Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

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...

Important: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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 available fo...

Important: Red Hat Security Advisory: vim security update

An update for vim is now available for Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION. 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...

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...

Mozilla多款产品 缓冲区错误漏洞

Mozilla Firefox, among others, are products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla...

ROS-20260407-73-0005

A vulnerability in the ext4igetextrainode function of the fs/ext4/inode.c module of the Ext4 file system of the Linux kernel is related to the reuse of previously freed memory. Exploitation of the vulnerability may allow an intruder to gain access to protected information or cause a denial of...

ROS-20260407-73-0010

A vulnerability in the fs/hfsplus/xattr.c component of the Linux operating system kernel is related to state management errors. Exploitation of the vulnerability allows an attacker to cause a denial of service...

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,...

Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1543)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1543 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/xattr: missing fdput in fremovexattr error path CVE-2024-14027 In the Linux kernel, the following vulnerability has been...

Mozilla Firefox ESR < 140.9.1

The version of Firefox ESR installed on the remote Windows 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, Firefox 149.0....

Linux Distros Unpatched Vulnerability : CVE-2026-23440

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/mlx5e: Fix race condition during IPSec ESN update In IPSec full offload mode, the device reports an ESN Extended Sequence Number wrap event to the driver. T...

SUSE CVE-2026-23440

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix race condition during IPSec ESN update In IPSec full offload mode, the device reports an ESN Extended Sequence Number wrap event to the driver. The driver validates this event by querying the IPSec ASO and checking...

EUVD-2026-18681

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix race condition during IPSec ESN update In IPSec full offload mode, the device reports an ESN Extended Sequence Number wrap event to the driver. The driver validates this event by querying the IPSec ASO and checking...