SUSE-SU-2025:4396-1: important: Security update for MozillaFirefox

SLE-SECURITY-UPDATES null at suse.de
Mon Dec 15 12:31:22 UTC 2025 


# Security update for MozillaFirefox

Announcement ID: SUSE-SU-2025:4396-1  
Release Date: 2025-12-15T11:24:33Z  
Rating: important  
References:

  * bsc#1254551

  
Cross-References:

  * CVE-2025-14321
  * CVE-2025-14322
  * CVE-2025-14323
  * CVE-2025-14324
  * CVE-2025-14325
  * CVE-2025-14328
  * CVE-2025-14329
  * CVE-2025-14330
  * CVE-2025-14331
  * CVE-2025-14333

  
CVSS scores:

  * CVE-2025-14321 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-14321 ( SUSE ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14321 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-14321 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-14322 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-14322 ( SUSE ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14322 ( NVD ):  8.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
  * CVE-2025-14323 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-14323 ( SUSE ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14323 ( NVD ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14324 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-14324 ( SUSE ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14324 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-14324 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-14325 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-14325 ( SUSE ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14325 ( NVD ):  7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-14328 ( SUSE ):  5.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-14328 ( SUSE ):  6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2025-14328 ( NVD ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14329 ( SUSE ):  5.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-14329 ( SUSE ):  6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2025-14329 ( NVD ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14330 ( SUSE ):  5.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-14330 ( SUSE ):  6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
  * CVE-2025-14330 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-14330 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-14331 ( SUSE ):  5.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-14331 ( SUSE ):  5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
  * CVE-2025-14331 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2025-14331 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2025-14333 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-14333 ( SUSE ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-14333 ( NVD ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-14333 ( NVD ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves 10 vulnerabilities can now be installed.

## Description:

This update for MozillaFirefox fixes the following issues:

Update to Firefox Extended Support Release 140.6.0 ESR (bsc#1254551).

  * MFSA 2025-94
  * CVE-2025-14321: use-after-free in the WebRTC: Signaling component.
  * CVE-2025-14322: sandbox escape due to incorrect boundary conditions in the
    Graphics: CanvasWebGL component.
  * CVE-2025-14323: privilege escalation in the DOM: Notifications component.
  * CVE-2025-14324: JIT miscompilation in the JavaScript Engine: JIT component.
  * CVE-2025-14325: JIT miscompilation in the JavaScript Engine: JIT component.
  * CVE-2025-14328: privilege escalation in the Netmonitor component.
  * CVE-2025-14329: privilege escalation in the Netmonitor component.
  * CVE-2025-14330: JIT miscompilation in the JavaScript Engine: JIT component.
  * CVE-2025-14331: same-origin policy bypass in the Request Handling component.
  * CVE-2025-14333: memory safety bugs.

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server 12 SP5 LTSS  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-4396=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-4396=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * MozillaFirefox-debuginfo-140.6.0-112.292.1
    * MozillaFirefox-debugsource-140.6.0-112.292.1
    * MozillaFirefox-140.6.0-112.292.1
    * MozillaFirefox-translations-common-140.6.0-112.292.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
    * MozillaFirefox-devel-140.6.0-112.292.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * MozillaFirefox-debuginfo-140.6.0-112.292.1
    * MozillaFirefox-debugsource-140.6.0-112.292.1
    * MozillaFirefox-140.6.0-112.292.1
    * MozillaFirefox-translations-common-140.6.0-112.292.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
    * MozillaFirefox-devel-140.6.0-112.292.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-14321.html
  * https://www.suse.com/security/cve/CVE-2025-14322.html
  * https://www.suse.com/security/cve/CVE-2025-14323.html
  * https://www.suse.com/security/cve/CVE-2025-14324.html
  * https://www.suse.com/security/cve/CVE-2025-14325.html
  * https://www.suse.com/security/cve/CVE-2025-14328.html
  * https://www.suse.com/security/cve/CVE-2025-14329.html
  * https://www.suse.com/security/cve/CVE-2025-14330.html
  * https://www.suse.com/security/cve/CVE-2025-14331.html
  * https://www.suse.com/security/cve/CVE-2025-14333.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1254551

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