SUSE-SU-2026:21607-1: moderate: Security update for MozillaFirefox

[SLE-UPDATES]

# Security update for MozillaFirefox

Announcement ID: SUSE-SU-2026:21607-1  
Release Date: 2026-05-12T10:23:16Z  
Rating: moderate  
References:

  * bsc#1264378

  
Cross-References:

  * CVE-2026-8090
  * CVE-2026-8091
  * CVE-2026-8092
  * CVE-2026-8094

  
CVSS scores:

  * CVE-2026-8090 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-8090 ( NVD ):  7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2026-8091 ( SUSE ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-8091 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-8092 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-8092 ( NVD ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-8094 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-8094 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for MozillaFirefox fixes the following issues

Updated to Firefox Extended Support Release 140.10.2 ESR (bsc#1264378,MFSA
2026-41):

  * CVE-2026-8090: Use-after-free in the DOM: Networking component.
  * CVE-2026-8091: Incorrect boundary conditions in the Audio/Video: Playback
    component.
  * CVE-2026-8092: Memory safety bugs fixed in Firefox ESR 115.35.2, Firefox ESR
    140.10.2 and Firefox 150.0.2.
  * CVE-2026-8094: Other issue in the WebRTC component.

## 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 16.0  
    zypper in -t patch SUSE-SLES-16.0-732=1

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-732=1

## Package List:

  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le x86_64)
    * MozillaFirefox-140.10.2-160000.1.1
    * MozillaFirefox-debuginfo-140.10.2-160000.1.1
    * MozillaFirefox-debugsource-140.10.2-160000.1.1
    * MozillaFirefox-translations-common-140.10.2-160000.1.1
    * MozillaFirefox-translations-other-140.10.2-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (noarch)
    * MozillaFirefox-devel-140.10.2-160000.1.1
    * MozillaFirefox-devel-140.10.2-160000.1.2
  * SUSE Linux Enterprise Server 16.0 (s390x)
    * MozillaFirefox-translations-other-140.10.2-160000.1.2
    * MozillaFirefox-debugsource-140.10.2-160000.1.2
    * MozillaFirefox-debuginfo-140.10.2-160000.1.2
    * MozillaFirefox-140.10.2-160000.1.2
    * MozillaFirefox-translations-common-140.10.2-160000.1.2
  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * MozillaFirefox-140.10.2-160000.1.1
    * MozillaFirefox-debuginfo-140.10.2-160000.1.1
    * MozillaFirefox-debugsource-140.10.2-160000.1.1
    * MozillaFirefox-translations-common-140.10.2-160000.1.1
    * MozillaFirefox-translations-other-140.10.2-160000.1.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * MozillaFirefox-devel-140.10.2-160000.1.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-8090.html
  * https://www.suse.com/security/cve/CVE-2026-8091.html
  * https://www.suse.com/security/cve/CVE-2026-8092.html
  * https://www.suse.com/security/cve/CVE-2026-8094.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1264378

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.suse.com/pipermail/sle-updates/attachments/20260515/5dd22b6a/attachment.htm>