SUSE-SU-2025:1103-1: important: Security update for MozillaFirefox

[SLE-UPDATES]

# Security update for MozillaFirefox

Announcement ID: SUSE-SU-2025:1103-1  
Release Date: 2025-04-02T09:47:54Z  
Rating: important  
References:

  * bsc#1240083

  
Cross-References:

  * CVE-2025-3028
  * CVE-2025-3029
  * CVE-2025-3030

  
CVSS scores:

  * CVE-2025-3028 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2025-3028 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2025-3029 ( SUSE ):  7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-3029 ( NVD ):  7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-3030 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-3030 ( 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 three vulnerabilities can now be installed.

## Description:

This update for MozillaFirefox fixes the following issues:

  * Firefox Extended Support Release 128.9.0 ESR MFSA 2025-22 (bsc#1240083):
  * CVE-2025-3028: Use-after-free triggered by XSLTProcessor
  * CVE-2025-3029: URL Bar Spoofing via non-BMP Unicode characters
  * CVE-2025-3030: Memory safety bugs fixed in Firefox 137, Thunderbird 137,
    Firefox ESR 128.9, and Thunderbird 128.9

## 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-2025-1103=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-1103=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * MozillaFirefox-128.9.0-112.252.1
    * MozillaFirefox-translations-common-128.9.0-112.252.1
    * MozillaFirefox-debugsource-128.9.0-112.252.1
    * MozillaFirefox-debuginfo-128.9.0-112.252.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
    * MozillaFirefox-devel-128.9.0-112.252.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * MozillaFirefox-128.9.0-112.252.1
    * MozillaFirefox-translations-common-128.9.0-112.252.1
    * MozillaFirefox-debugsource-128.9.0-112.252.1
    * MozillaFirefox-debuginfo-128.9.0-112.252.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
    * MozillaFirefox-devel-128.9.0-112.252.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-3028.html
  * https://www.suse.com/security/cve/CVE-2025-3029.html
  * https://www.suse.com/security/cve/CVE-2025-3030.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1240083

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