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SUSE: 2025:1103-1 important: MozillaFirefox memory safety issues

suse
Calendar Grey April 2, 2025
Dist Suse Esm H88
Crucial announcement for Mozilla Firefox tackling serious memory integrity concerns and deceptive URL bar displays. Please update immediately.
* bsc#1240083 Cross-References: * CVE-2025-3028 * CVE-2025-3029

Summary

## 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

Topics%20covered

Topics Covered

security advisory important SUSE Linux memory safety MozillaFirefox XSLTProcessor

References

* bsc#1240083

Cross-

* 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

Severity
important
Lowest
Low
Medium
High
Critical

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

Topics%20covered

Topics Covered

security advisory important SUSE Linux memory safety MozillaFirefox XSLTProcessor

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