thunderbird: firefox: Memory safety bugs

A flaw was found in Thunderbird and Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corrupti...

UBUNTU-CVE-2025-11721

Memory safety bug present in Firefox 143 and Thunderbird 143. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox 144 and Thunderbird 144...

[SECURITY] Fedora 43 Update: firefox-143.0.3-1.fc43

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability...

[SECURITY] Fedora 42 Update: firefox-143.0-1.fc42

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability...

Use After Free

Overview Affected versions of this package are vulnerable to Use After Free through improper handling of web content. An attacker can execute arbitrary code or cause a denial of service by enticing a user to visit a specially crafted web page. Remediation Upgrade Firefox to version 143.0 or highe...

CVE-2025-10530

Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 143 and Thunderbird 143...

CVE-2025-10530 Spoofing issue in the WebAuthn component in Firefox for Android

Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 143 and Thunderbird 143...

CVE-2025-10529 Same-origin policy bypass in the Layout component

Same-origin policy bypass in the Layout component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3...

Mozilla -- Information disclosure

[email protected] reports: This vulnerability affects Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3...