Astra Linux – Vulnerability in Firefox and Thunderbird

A problem with lowering/register allocation could lead to obscure but deterministic register confusion failures in JITted code, which could result in a potentially exploitable crash. This vulnerability affects Firefox 91 and Thunderbird 91...

Astra Linux – Vulnerability in Firefox and Thunderbird

Web-accessible extension pages pages with a moz-extension:// scheme did not correctly enforce the frame-ancestors directive when it was used in the Web Extension’s Content Security Policy. This vulnerability affects Firefox 97, Thunderbird 91.6, and Firefox ESR 91.6...

Astra Linux – Vulnerability in Firefox

The documents incorrectly assumed a certain order of principal objects when determining whether we were loading an appropriately privileged principal. In certain circumstances, it might have been possible for a document to be loaded with a more privileged principal than intended. This vulnerabili...

Astra Linux – Vulnerability in Firefox and Thunderbird

Firefox incorrectly accepted a new line in an HTTP/3 header, interpreting it as two separate headers. This allowed for a header splitting attack against servers using HTTP/3. This vulnerability affects Firefox 91.0.1 and Thunderbird 91.0.1...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, and Expat

Expat also known as libexpat before version 2.4.4 has an integer overflow in the doProlog function...

Astra Linux – Vulnerability in Firefox

Using a redirect embedded in sourceMappingUrls may allow navigation to external protocol links within sandboxed iframes, without the requirement of allow-top-navigation-to-custom-protocols. This vulnerability affects Firefox for Android 112, Firefox 112, and Focus for Android 112...

Astra Linux – Vulnerability in Firefox and Thunderbird

Additional techniques that built upon the slipstream research, combined with a malicious web page, could have exposed both hosts within an internal network as well as services running on the user’s local machine. This vulnerability affects Firefox versions earlier than 85...

Astra Linux – Vulnerability in Firefox and Thunderbird

Performing garbage collection on re-declared JavaScript variables led to a “user-after-poison” situation, and potentially caused a exploitable crash. This vulnerability affects Firefox 85, Thunderbird 78.7, and Firefox ESR 78.7...

Astra Linux – Vulnerability in Firefox

When styling and rendering an oversized element, Firefox did not apply correct clipping, allowing an attacker to paint over the user interface. This vulnerability affects Firefox versions prior to 89...

Astra Linux – Vulnerability in Firefox and Thunderbird

Uninitialized memory in a canvas object could have led to an incorrect free operation, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird 78.13, Thunderbird 91, Firefox ESR 78.13, and Firefox 91...

Astra Linux – Vulnerability in Firefox

Due to URL previews in the network panel of developer tools improperly storing URLs, query parameters could potentially be used to overwrite global objects in privileged code. This vulnerability affects Firefox versions earlier than 110...

Astra Linux – Vulnerability in Thunderbird, Firefox

Navigation was allowed when dragging a URL from a cross-origin iframe into the same tab, which could lead to website spoofing attacks. This vulnerability affects Firefox 109, Firefox ESR 102.7, and Thunderbird 102.7...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Andrew McCreight and Gabriele Svelto reported memory safety bugs present in Thunderbird 102.4. Some of these bugs showed signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This...

Astra Linux – Vulnerability in Firefox

When dragging and dropping an image across origins, the size of the image may be leaked. This behavior was present in version 109 and caused web compatibility issues, as well as this security concern. Therefore, this behavior was disabled until further review. This vulnerability affects Firefox...

firefox: thunderbird: Mitigation bypass in the File Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the File Handling component...

firefox: thunderbird: Spoofing issue in the DOM: Core & HTML component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Spoofing issue in the DOM: Core & HTML component...

RHEL 8 : firefox (RHSA-2026:19542)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19542 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Mozilla Firefox和Mozilla Thunderbird 安全漏洞

Mozilla Firefox and Mozilla Thunderbird are both products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. This software supports IMAP and POP email...

Mozilla Firefox和Mozilla Thunderbird 访问控制错误漏洞

Mozilla Firefox and Mozilla Thunderbird are both products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. This software supports IMAP and POP email...

Mozilla Firefox和Mozilla Thunderbird 安全漏洞

Mozilla Firefox and Mozilla Thunderbird are both products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. This software supports IMAP and POP email...