Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Paul Adenot and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 96 and Firefox ESR 91.5. 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 and Thunderbird

If an attacker could control the contents of an iframe that was sandboxed using allow-popups but not allow-scripts, they could create a link that, when clicked, would cause JavaScript execution, violating the sandboxing rules. This vulnerability affects Firefox 98, Firefox ESR 91.7, and Thunderbi...

Astra Linux – Vulnerability in Firefox

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability has been fixed in Firefox 145 and Thunderbird 145...

Astra Linux – Vulnerability in Firefox and Thunderbird

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6...

Astra Linux – Vulnerability in Thunderbird

The parent process does not properly check whether the Speech Synthesis feature is enabled when receiving instructions from a child process. This vulnerability affects Thunderbird 91.9...

Astra Linux – Vulnerability in Firefox and Thunderbird

In several cases, browser prompts might have been obscured by pop-ups controlled by content. This could lead to potential user confusion and spoofing attacks. This vulnerability affects Firefox 113, Firefox ESR 102.11, and Thunderbird 102.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

While implementing AudioWorklets, some code may have converted one type to another, resulting in an invalid, dynamic type. This could lead to a potentially exploitable crash. This vulnerability affects Firefox 111, Firefox ESR 102.9, and Thunderbird 102.9...

Astra Linux – Vulnerability in Firefox

Widget-related Clickjacking issue with the Gtk component. This vulnerability has been fixed in Firefox 152 and Thunderbird 152...

Astra Linux – Vulnerability in Firefox

Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145...

Astra Linux – Vulnerability in Firefox and Thunderbird

Due to incorrect JIT optimization, we misinterpreted data from the wrong type of object, resulting in the potential leakage of a single bit of memory. This vulnerability affects Firefox 91 and Thunderbird 91...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Ashley Hale and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 105 and Firefox ESR 102.3. 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 Thunderbird, Firefox

Regular expressions used to filter out forbidden properties and values from style directives in calls to console.log did not account for external URLs. As a result, data could potentially be exfiltrated from the browser. This vulnerability affects Firefox 109, Firefox ESR 102.7, and Thunderbird...

Astra Linux – Vulnerability in Firefox

Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145...

Astra Linux – Vulnerability in Firefox

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

Astra Linux – Vulnerability in Firefox and Thunderbird

When a user clicks on an FTP URL containing encoded newline characters %0A and %0D, these newline characters are interpreted as such, allowing arbitrary commands to be sent to the FTP server. This vulnerability affects Firefox ESR 78.10, Thunderbird 78.10, and Firefox 88...

Astra Linux – Vulnerability in Firefox and Thunderbird

Documents loaded with the CSP sandbox directive could have escaped the sandbox’s script restrictions by embedding additional content. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, Expat, LibXMLTok

The defineAttribute function in xmlparse.c of Expat also known as libexpat has an integer overflow before version 2.4.3...

Astra Linux – Vulnerability in Firefox and Thunderbird

An attacker could have injected CSS into stylesheets that are accessible via internal URIs, such as resource:, thereby bypassing a page’s Content Security Policy. This vulnerability affects Firefox ESR 91.11, Thunderbird 102, Thunderbird 91.11, and Firefox 101...

Astra Linux – Vulnerability in Firefox and Thunderbird

A malicious extension could have opened a popup window without an address bar. The title of the popup without an address bar should not be fully controllable, but in this case it was. This could have been used to spoof a website and attempt to trick the user into providing credentials. This...

Astra Linux – Vulnerability in Thunderbird

Thunderbird ignored the configuration that required STARTTLS security for SMTP connections. A MITM could perform a downgrade attack to intercept transmitted messages, or could take control of the authenticated session to execute SMTP commands chosen by the MITM. If an unprotected authentication...