Astra Linux – Vulnerability in Thunderbird

Thunderbird versions prior to 91.3.0 are vulnerable to a heap overflow vulnerability described in CVE-2021-43527 when processing S/MIME messages. Thunderbird versions 91.3.0 and later will not call the vulnerable code when processing S/MIME messages that contain certificates with DER-encoded DSA ...

Astra Linux – Vulnerability in Firefox and Thunderbird

By misusing a race in our notification code, an attacker could have forcibly hide notifications for pages that had received full-screen and pointer-lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Astra Linux – Vulnerability in Firefox and Thunderbird

If an object prototype is corrupted by an attacker, they can set unwanted attributes on a JavaScript object, resulting in privileged code execution. This vulnerability affects Firefox 102, Firefox ESR 91.11, Thunderbird 102, and Thunderbird 91.11...

Astra Linux – Vulnerability in Thunderbird

When viewing an email message A, which contains an attached message B, where B is encrypted or digitally signed, or both, Thunderbird may display incorrect encryption or signature statuses. After opening and viewing the attached message B, when returning to the display of message A, message A may...

Astra Linux – Vulnerability in Thunderbird

When downloading files on Windows, the % character was not escaped, which could result in the download being saved to paths controlled by attackers, using variables like %HOMEPATH% or %APPDATA%.This bug only affects Firefox for Windows. Other operating systems are unaffected.. This vulnerability...

Astra Linux – Vulnerability in Thunderbird

The ms-msdt, search, and search-ms protocols deliver content to Microsoft applications, bypassing the browser, when a user accepts a prompt. These applications have known vulnerabilities that have been exploited in the wild although we know of none exploited through Thunderbird. Therefore, in thi...

Astra Linux – Vulnerability in Firefox and Thunderbird

As specified in the W3C Content Security Policy draft, when creating a violation report, “User agents need to ensure that the source file is the URL requested by the page, with pre-redirecting. If this is not possible, user agents must strip the URL to its origin to prevent unintentional leakage....

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers reported memory safety bugs in Firefox 85 and Firefox ESR 78.7. 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. This vulnerability affects Firefox version...

Astra Linux – Vulnerability in Firefox and Thunderbird

By displaying a form validation message in the correct location at the same time as a permission prompt such as for geolocation, the validation message could potentially obscure the prompt, allowing the user to be tricked into granting the permission. This vulnerability affects Firefox 94,...

Astra Linux – Vulnerability in Firefox

A type confusion bug in WebAssembly could be exploited by an attacker to potentially execute malicious code. This vulnerability affects Firefox 129, Firefox ESR 128.1, and Thunderbird 128.1...

Astra Linux – Vulnerability in Firefox and Thunderbird

Incomplete handling of WebAssembly exceptions could lead to a use-after-free vulnerability. This vulnerability affects Firefox 129, Firefox ESR 115.14, Firefox ESR 128.1, Thunderbird 128.1, and Thunderbird 115.14...

Astra Linux – Vulnerability in Firefox and Thunderbird

Internal browser event interfaces were exposed to web content when privileged EventHandler listener callbacks were executed for those events. Web content that attempted to use those interfaces would not be able to do so with elevated privileges. However, the presence of these interfaces indicated...

Astra Linux – Vulnerability in Firefox and Thunderbird

A potentially exploitable type confusion could occur when looking up a property name on an object used as the with environment. This vulnerability affects Firefox 130, Firefox ESR 128.2, Firefox ESR 115.15, Thunderbird 128.2, and Thunderbird 115.15...

Astra Linux – Vulnerability in Firefox

An attacker could write data to the user’s clipboard by bypassing the user prompt during a certain sequence of navigation events. This vulnerability affects Firefox 129, Firefox ESR 128.3, and Thunderbird 128.3...

Astra Linux – Vulnerability in Firefox and Thunderbird

A compromised content process could have allowed for the arbitrary loading of cross-origin pages. This vulnerability affects Firefox 131, Firefox ESR 128.3, Firefox ESR 115.16, Thunderbird 128.3, and Thunderbird 131...

Astra Linux – Vulnerability in Thunderbird, Firefox

Parsing a JavaScript module as JSON can, under certain circumstances, lead to cross-compartment access, which may result in a use-after-free vulnerability. This vulnerability has been fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6...

Astra Linux – Vulnerability in Firefox and Thunderbird

When segmenting specially crafted text, segmentation may corrupt memory, leading to a potentially exploitable crash. This vulnerability has been fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6...

Astra Linux – Vulnerability in Thunderbird, Firefox

A race condition could have led to private browsing tabs being opened in regular browsing windows. This could have resulted in a potential privacy breach. This vulnerability has been fixed in Firefox 135, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox 134 and Thunderbird 134. 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. This vulnerability has been fixed in Firefox 135 and Thunderbird...

Astra Linux – Vulnerability in Thunderbird, Firefox

An attacker could have exploited a use-after-free issue through the Custom Highlight API, resulting in a potentially exploitable crash. This vulnerability has been fixed in Firefox 135, Firefox ESR 115.20, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135...