Security update for MozillaFirefox

Announcement ID:	SUSE-SU-2026:1829-1
Release Date:	2026-05-12T12:00:21Z
Rating:	important
References:	bsc#1263110
Cross-References:	CVE-2026-7320 CVE-2026-7321 CVE-2026-7322 CVE-2026-7323
CVSS scores:	CVE-2026-7320 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2026-7321 ( NVD ): 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H CVE-2026-7322 ( NVD ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVE-2026-7323 ( NVD ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected Products:	Desktop Applications Module 15-SP7 SUSE Linux Enterprise Desktop 15 SP7 SUSE Linux Enterprise High Performance Computing 15 SP4 SUSE Linux Enterprise High Performance Computing 15 SP5 SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 SUSE Linux Enterprise Real Time 15 SP7 SUSE Linux Enterprise Server 15 SP4 SUSE Linux Enterprise Server 15 SP4 LTSS SUSE Linux Enterprise Server 15 SP5 SUSE Linux Enterprise Server 15 SP5 LTSS SUSE Linux Enterprise Server 15 SP6 SUSE Linux Enterprise Server 15 SP6 LTSS SUSE Linux Enterprise Server 15 SP7 SUSE Linux Enterprise Server for SAP Applications 15 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP5 SUSE Linux Enterprise Server for SAP Applications 15 SP6 SUSE Linux Enterprise Server for SAP Applications 15 SP7

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 140.10.1 ESR (bsc#1263110,MFSA 2026-36):

• CVE-2026-7320: Information disclosure due to incorrect boundary conditions in the Audio/Video component.
• CVE-2026-7321: Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component.
• CVE-2026-7322: Memory safety bugs fixed in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1.
• CVE-2026-7323: Memory safety bugs fixed in Firefox ESR 140.10.1 and Firefox 150.0.1.

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:

• Desktop Applications Module 15-SP7
  zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP7-2026-1829=1
• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1829=1
• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-1829=1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-1829=1
• SUSE Linux Enterprise Server 15 SP6 LTSS
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1829=1
• SUSE Linux Enterprise Server 15 SP4 LTSS
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1829=1
• SUSE Linux Enterprise Server 15 SP5 LTSS
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1829=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP4
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-1829=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP5
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-1829=1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1829=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP6
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1829=1

Package List:

• Desktop Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• Desktop Applications Module 15-SP7 (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64 x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64 x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64 x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server 15 SP4 LTSS (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server 15 SP5 LTSS (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64 x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
  • MozillaFirefox-debugsource-140.10.1-150200.152.234.1
  • MozillaFirefox-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-other-140.10.1-150200.152.234.1
  • MozillaFirefox-debuginfo-140.10.1-150200.152.234.1
  • MozillaFirefox-translations-common-140.10.1-150200.152.234.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch)
  • MozillaFirefox-devel-140.10.1-150200.152.234.1

References:

• https://www.suse.com/security/cve/CVE-2026-7320.html
• https://www.suse.com/security/cve/CVE-2026-7321.html
• https://www.suse.com/security/cve/CVE-2026-7322.html
• https://www.suse.com/security/cve/CVE-2026-7323.html
• https://bugzilla.suse.com/show_bug.cgi?id=1263110