firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152

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 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory...

firefox: Memory safety bugs fixed in Firefox ESR 115.36, Firefox ESR 140.11 and Firefox 151

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these...

The vulnerability in the Layout component: Text and Fonts of Mozilla Firefox, Firefox ESR, and the email client Thunderbird, which allows a hacker to cause a service failure.

The vulnerability of the Layout component: Texts and fonts in Mozilla Firefox, Firefox ESR, and the email client Thunderbird are vulnerable due to insufficient testing for unusual or exceptional states. Exploiting this vulnerability can allow an attacker to cause service failures remotely...

ROS-20260622-73-0028

The vulnerability of Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to reading data beyond the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

ROS-20260622-73-0014

The vulnerability of the Audio/Video components in Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the execution of operations outside of the buffer in memory. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information...

Vulnerability of the DOM component: Device Interfaces of Mozilla Firefox, Firefox ESR, and the email client Thunderbird, which allow attackers to compromise the integrity and accessibility of protected information.

Vulnerability of the DOM component: Device interfaces of Mozilla Firefox, Firefox ESR, and the email client Thunderbird are vulnerable due to operations that go beyond the buffer in memory. Exploitation of this vulnerability can allow a remote attacker to compromise the integrity and accessibilit...

The vulnerability in the file handling components of Mozilla Firefox, Firefox ESR, and the email client Thunderbird allows a hacker to circumvent existing security restrictions.

The vulnerability of Mozilla Firefox, Firefox ESR, and the email client Thunderbird lies in a violation of data protection mechanisms. Exploiting this vulnerability allows an attacker to circumvent existing security restrictions remotely...

Vulnerability of the DOM component: Available in Mozilla Firefox, Firefox ESR, and Thunderbird email client browsers, allowing attackers to perform spoofing attacks.

The vulnerability of the DOM component: The Core and HTML browsers of Mozilla Firefox, Firefox ESR, and the email client Thunderbird are vulnerable to attacks that involve bypassing authentication procedures through spoofing. Exploiting this vulnerability allows attackers to carry out spoofing...

The vulnerability of Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the execution of operations outside the buffer in memory. This allows an attacker to execute arbitrary code or cause a service failure.

The vulnerability in Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the execution of operations outside the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code or cause service interruptions...

The vulnerability in the library collection of NSS for Mozilla Firefox, Firefox ESR, and the email client Thunderbird allows a hacker to disclose protected information.

The vulnerability in the NSS libraries of Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the execution of operations outside of the buffer in memory. Exploiting this vulnerability can allow a remote attacker to disclose sensitive information that is protected by these...

[SECURITY] [DSA 6351-1] thunderbird security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6351-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff June 18, 2026 https://www.debian.org/security/faq -...

firefox: Memory safety bugs fixed in Firefox ESR 140.11 and Firefox 151

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been...

firefox: Memory safety bugs fixed in Firefox ESR 115.36, Firefox ESR 140.11 and Firefox 151

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these...

CVE-2026-12327

Memory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. 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 fixed in...

CVE-2026-12314

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12308

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12309

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12304

Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, 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-2026-12290

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...