p PatchFirst

RLSA-2026:65158

RLSA-2026:65158 · Important: thunderbird security update

Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.

Esta página muestra una selección de datos de las fuentes. Consulte los avisos enlazados para ver la descripción completa y las versiones afectadas.

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fix(es): * firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component (CVE-2026-74934) * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox 154 (CVE-2026-74987) * firefox: thunderbird: Use-after-free in the Graphics: ImageLib component (CVE-2026-74943) * firefox: thunderbird: Information disclosure in the DOM: UI Events & Focus Handling component (CVE-2026-74971) * firefox: Privilege escalation in the Shell Integration component (CVE-2026-74965) * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-74946) * firefox: Race condition, use-after-free in the Graphics component (CVE-2026-74973) * firefox: thunderbird: Privilege escalation due to use-after-free in the Graphics: Canvas2D component (CVE-2026-74949) * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1 and Firefox 154 (CVE-2026-74990) * firefox: thunderbird: Use-after-free in the Graphics: Text component (CVE-2026-74940) * firefox: thunderbird: Site isolation issue in the WebExtensions component (CVE-2026-74960) * firefox: thunderbird: Mitigation bypass in the Storage: Cache API component (CVE-2026-74959) * firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2026-74976) * firefox: thunderbird: Same-origin policy bypass in the Graphics: ImageLib component (CVE-2026-74974) * firefox: thunderbird: Mitigation bypass in the Safe Browsing component (CVE-2026-74957) * firefox: Privilege escalation in the Remote Settings Client component (CVE-2026-74942) * firefox: thunderbird: Privilege escalation in the DOM: Navigation component (CVE-2026-74939) * firefox: thunderbird: Information disclosure in the DOM: Push Subscriptions component (CVE-2026-74972) * firefox: thunderbird: Information disclosure in the Graphics: Text component (CVE-2026-74945) * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-74963) * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-74944) * firefox: Site isolation issue in the Networking: Cookies component (CVE-2026-74962) * firefox: thunderbird: Privilege escalation in the DOM: Networking component (CVE-2026-74935) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS 7.5 · Alta · Corrección disponible

Publicación
Actualización

Pila tecnológica: system

Productos y versiones afectados

  • thunderbird Rocky Linux:9

    Intervalos de versiones afectados
    • ECOSYSTEM: < 0:140.14.0-1.el9_8

    Actualiza a 0:140.14.0-1.el9_8

Fuentes originales

Comprueba tu servidor →