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Vulnérabilités de firefox

Vulnérabilités publiées pour firefox au cours des 30 derniers jours : 2. Présentes dans le catalogue KEV : 0.

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Vulnérabilités : 36

  1. RLSA-2026:76761

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Graphics component (CVE-2026-92035) * firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component (CVE-2026-100832) * firefox: Use-after-free in the Layout: Text and Fonts component (CVE-2026-100784) * firefox: thunderbird: Privilege escalation in the DLL Services component (CVE-2026-100801) * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Internationalization component (CVE-2026-1

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.17.0-1.el9_8
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  2. RLSA-2026:67133

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Privilege escalation in the DOM: Workers component (CVE-2026-16365) * firefox: thunderbird: Sandbox escape in the Remote Settings Client component (CVE-2026-75874) * firefox: Sandbox escape due to use-after-free in the DOM: Security component (CVE-2026-84121) * firefox: Internally found bugs fixed in Firefox 155, Firefox ESR 153.2, Firefox ESR 140.15 and Firefox ESR 115.40 (CVE-2026-84145) * firefox: Sandbox escape due to use-after-free in the DOM: Navigation component (CVE-2026-84119)

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.15.0-1.el9_8
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  3. RLSA-2026:69462

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92024) * firefox: thunderbird: Mitigation bypass in the Remote Settings Client component (CVE-2026-92019) * firefox: thunderbird: Use-after-free in the Networking component (CVE-2026-92026) * firefox: thunderbird: Information disclosure in the Graphics: ImageLib component (CVE-2026-92031) * firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component (CVE-2026-92032) * firefox: thunderbird: Privilege escalation due

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.16.0-1.el9_8
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  4. RLSA-2026:58897

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Mitigation bypass in the Data Loss Prevention component (CVE-2026-74983) * firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component (CVE-2026-74934) * firefox: thunderbird: Privilege escalation in the Networking: Cookies component (CVE-2026-74953) * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox 154 (CVE-2026-74987) * firefox: thunderbird: Information disclosure in the Graphics component (CVE-2026-74948)

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.14.0-1.el9_8
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  5. RLSA-2026:47104

    Élevée · CVSS 8.8Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * libaom: libaom: heap buffer overflow in AV1 encoder first-pass stats buffer via LAP mode (CVE-2026-56208) * firefox: thunderbird: Site isolation issue in the DOM: Navigation component (CVE-2026-15719) * firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component (CVE-2026-15718) * firefox: thunderbird: Mitigation bypass in the Enterprise Policies component (CVE-2026-16390) * firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component (CVE-2026-16350) * firefox

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.13.0-1.el9_8
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  6. RLSA-2026:27734

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294) * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313) * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311) * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290) * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird E

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.12.0-1.el9_8
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  7. RLSA-2026:21378

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component (CVE-2026-8388) * firefox: Other issue in the JavaScript Engine component (CVE-2026-8391) * firefox: Sandbox escape in the Profile Backup component (CVE-2026-8401) * firefox: Integer overflow in the Networking: JAR component (CVE-2026-8956) * firefox: Memory safety bugs fixed in Firefox ESR 115.36, Firefox ESR 140.11 and Firefox 151 (CVE-2026-8975) * firefox: Privilege escalation in the DOM: Workers component (CVE-2026-8955) *

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.11.0-1.el9_8
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  8. RLSA-2026:19370

    Élevée · CVSS 8.8Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.10.1 and Firefox 150.0.1 (CVE-2026-7323) * firefox: thunderbird: Information disclosure due to incorrect boundary conditions in the Audio/Video component (CVE-2026-7320) * firefox: thunderbird: Memory safety bugs fixed in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1 (CVE-2026-7322) * firefox: thunderbird: webrtc: Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component (CVE-2026-7321) For more details about

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.10.1-1.el9_8
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  9. RLSA-2026:19201

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Incorrect boundary conditions in the Libraries component in NSS (CVE-2026-6772) * firefox: thunderbird: Use-after-free in the JavaScript Engine component (CVE-2026-6754) * firefox: thunderbird: Spoofing issue in the DOM: Core & HTML component (CVE-2026-6762) * firefox: thunderbird: Incorrect boundary conditions in the WebRTC component (CVE-2026-6752) * firefox: thunderbird: Other issue in the Storage: IndexedDB component (CVE-2026-6770) * firefox: thunderbird: Invalid pointer in the J

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.10.0-1.el9_7
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  10. RLSA-2026:10757

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Incorrect boundary conditions in the Libraries component in NSS (CVE-2026-6772) * firefox: thunderbird: Use-after-free in the JavaScript Engine component (CVE-2026-6754) * firefox: thunderbird: Spoofing issue in the DOM: Core & HTML component (CVE-2026-6762) * firefox: thunderbird: Incorrect boundary conditions in the WebRTC component (CVE-2026-6752) * firefox: thunderbird: Other issue in the Storage: IndexedDB component (CVE-2026-6770) * firefox: thunderbird: Invalid pointer in the J

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.10.0-1.el9_7
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  11. RLSA-2026:7671

    Élevée · CVSS 8.8Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * libpng: libpng: Arbitrary code execution due to use-after-free vulnerability (CVE-2026-33416) * libpng: libpng: Information disclosure and denial of service via out-of-bounds read/write in Neon palette expansion (CVE-2026-33636) * thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2 (CVE-2026-5734) * thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 14

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.9.1-1.el9_7
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  12. RLSA-2026:5930

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Use-after-free in the JavaScript Engine component (CVE-2026-4701) * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149 (CVE-2026-4721) * firefox: thunderbird: Privilege escalation in the Netmonitor component (CVE-2026-4717) * firefox: thunderbird: Sandbox escape due to use-after-free in the Disability Access APIs component (CVE-2026-4688) * firefox: thunderbird: Incorrect boundary conditions in

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.9.0-1.el9_7
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  13. RLSA-2026:3339

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * libvpx: Heap buffer overflow in libvpx (CVE-2026-2447) * firefox: Invalid pointer in the JavaScript Engine component (CVE-2026-2785) * firefox: Memory safety bugs fixed in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148 (CVE-2026-2793) * firefox: Undefined behavior in the DOM: Core & HTML component (CVE-2026-2771) * firefox: Integer overflow in the Audio/Video component (CVE-2026-2774) * firefox: Sandbox escape due to incorrect boundary conditions in the Teleme

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.8.0-2.el9_7
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  14. RLSA-2026:0694

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: Spoofing issue in the Downloads Panel component (CVE-2025-14327) * firefox: Use-after-free in the JavaScript: GC component (CVE-2026-0885) * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147 (CVE-2026-0891) * firefox: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-0878) * firefox: Use-after-free in the IPC component (CVE-2026-0882) * firefox: Use-after-free in the JavaScr

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.7.0-1.el9_7
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  15. RLSA-2025:23034

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: Memory safety bugs fixed in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146 (CVE-2025-14333) * firefox: Use-after-free in the WebRTC: Signaling component (CVE-2025-14321) * firefox: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2025-14325) * firefox: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2025-14322) * firefox: Privilege escalation in the Netmonitor component (CVE-2025-14328) * firefox: Privilege e

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.6.0-1.el9_7
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  16. RLSA-2025:21280

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: Mitigation bypass in the DOM: Security component (CVE-2025-13018) * firefox: Use-after-free in the Audio/Video component (CVE-2025-13014) * firefox: Incorrect boundary conditions in the JavaScript: WebAssembly component (CVE-2025-13016) * firefox: Same-origin policy bypass in the DOM: Workers component (CVE-2025-13019) * firefox: Use-after-free in the WebRTC: Audio/Video component (CVE-2025-13020) * firefox: Race condition in the Graphics component (CVE-2025-13012) * firefox: Spoofing issue in Fi

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.5.0-1.el9_7
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  17. RLSA-2025:18155

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * thunderbird: firefox: Memory safety bugs (CVE-2025-11714) * thunderbird: firefox: Out of bounds read/write in a privileged process triggered by WebGL textures (CVE-2025-11709) * thunderbird: firefox: Cross-process information leaked due to malicious IPC messages (CVE-2025-11710) * thunderbird: firefox: Use-after-free in MediaTrackGraphImpl::GetInstance() (CVE-2025-11708) * thunderbird: firefox: An OBJECT tag type attribute overrode browser behavior on web resources without a content-type (CVE-2025-11712) *

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.4.0-3.el9_6
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  18. RLSA-2025:16108

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Sandbox escape due to use-after-free in the Graphics: Canvas2D component (CVE-2025-10527) * firefox: thunderbird: Incorrect boundary conditions in the JavaScript: GC component (CVE-2025-10532) * firefox: thunderbird: Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component (CVE-2025-10528) * firefox: thunderbird: Same-origin policy bypass in the Layout component (CVE-2025-10529) * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.3,

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:140.3.0-1.el9_6
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  19. RLSA-2025:14416

    Élevée · CVSS 7.5Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Denial-of-service due to out-of-memory in the Graphics: WebRender component (CVE-2025-9182) * thunderbird: firefox: Sandbox escape due to invalid pointer in the Audio/Video: GMP component (CVE-2025-9179) * thunderbird: firefox: Same-origin policy bypass in the Graphics: Canvas2D component (CVE-2025-9180) * thunderbird: firefox: Uninitialized memory in the JavaScript Engine component (CVE-2025-9181) * thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 115.27, Firefox ESR 128.

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:128.14.0-2.el9_6
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

  20. RLSA-2025:8293

    Élevée · CVSS 8.1Correctif disponible

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Clickjacking vulnerability could have led to leaking saved payment card details (CVE-2025-5267) * firefox: thunderbird: Potential local code execution in ?Copy as cURL? command (CVE-2025-5264) * firefox: thunderbird: Memory safety bugs (CVE-2025-5268) * firefox: thunderbird: Script element events leaked cross-origin resource status (CVE-2025-5266) * firefox: thunderbird: Error handling for script execution was incorrectly isolated from web content (CVE-2025-5263) * firefox: thunderbir

    firefoxSystèmes d’exploitation
    • Mettez à jour vers 0:128.11.0-1.el9_6
    Publication Mise à jour
    Avis original 1 ↗Avis original 2 ↗Avis original 3 ↗

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