An update that solves 29 vulnerabilities and has one bug fix can now be installed.. openSUSE security update: security update for mozillafirefox ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21043-1 Rating: important References: * bsc#1268071 Cross-References: * CVE-2026-12289 * CVE-2026-12290 * CVE-2026-12291 * CVE-2026-12292 * CVE-2026-12294 * CVE-2026-12295 * CVE-2026-12296 * CVE-2026-12297 * CVE-2026-12298 * CVE-2026-12299 * CVE-2026-12302 * CVE-2026-12304 * CVE-2026-12305 * CVE-2026-12306 * CVE-2026-12307 * CVE-2026-12308 * CVE-2026-12309 * CVE-2026-12310 * CVE-2026-12311 * CVE-2026-12312 * CVE-2026-12313 * CVE-2026-12314 * CVE-2026-12315 * CVE-2026-12324 * CVE-2026-12325 * CVE-2026-12327 * CVE-2026-12328 * CVE-2026-12329 * CVE-2026-12330 CVSS scores: * CVE-2026-12290 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N * CVE-2026-12291 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-12292 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-12294 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-12295 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-12296 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-12297 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-12298 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N * CVE-2026-12299 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N * CVE-2026-12302 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N * CVE-2026-12304 ( SUSE ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N * CVE-2026-12305 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-12306 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N * CVE-2026-12307 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N * CVE-2026-12308 ( SUSE ): 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N * CVE-2026-12309 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L * CVE-2026-12310 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N * CVE-2026-12311 ( SUSE ): 4.7 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N * CVE-2026-12312 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N * CVE-2026-12313 ( SUSE ): 4.7 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N * CVE-2026-12314 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N * CVE-2026-12315 ( SUSE ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N * CVE-2026-12324 ( SUSE ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L * CVE-2026-12325 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H * CVE-2026-12327 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-12328 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-12329 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L * CVE-2026-12330 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N Affected Products: openSUSE Leap 16.0 ------------------------------------------------------------- An update that solves 29 vulnerabilities and has one bug fix can now be installed. Description: This update for MozillaFirefox fixes the following issue Update to Firefox 140.12.0 ESR (MFSA 2026-58, bsc#1268071): - CVE-2026-12289: Privilege escalation in the Graphics: WebRender component. - CVE-2026-12290: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12291: Use-after-free in the Networking: HTTP component. - CVE-2026-12292: Incorrect boundary conditions in the Web Audio component. - CVE-2026-12294: Sandbox escape in the DOM: Workers component. - CVE-2026-12295: Sandbox escape in the DOM: Navigation component. - CVE-2026-12296: Sandbox escape in the Security: Process Sandboxing component. - CVE-2026-12297: Sandbox escape due to incorrect boundary conditions in the Networking component. - CVE-2026-12298: Memory safety bug fixed in Firefox ESR140.12. - CVE-2026-12299: JIT miscompilation in the DOM: Core & HTML component. - CVE-2026-12302: Mitigation bypass in the DOM: Security component. - CVE-2026-12304: Same-origin policy bypass in the Networking: Cookies component. - CVE-2026-12305: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12306: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12307: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12308: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12309: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12310: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12311: Information disclosure, sandbox escape in the Security: Process Sandboxing component. - CVE-2026-12312: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12313: Information disclosure, sandbox escape in the Security: Process Sandboxing component. - CVE-2026-12314: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12315: Mitigation bypass in the DOM: Security component. - CVE-2026-12324: Incorrect boundary conditions in the Graphics: CanvasWebGL component. - CVE-2026-12325: Denial-of-service in the Graphics: ImageLib component. - CVE-2026-12327: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152. - CVE-2026-12328: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152. - CVE-2026-12329: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12330: Incorrect boundary conditions in the Internationalization component. Patch instructions: To install this openSUSE security update use the suse recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - openSUSE Leap 16.0 zypper in -t patch openSUSE-Leap-16.0-1056=1 Package List: - openSUSE Leap 16.0: MozillaFirefox-140.12.0-160000.1.1 MozillaFirefox-branding-upstream-140.12.0-160000.1.1 MozillaFirefox-devel-140.12.0-160000.1.1 MozillaFirefox-translations-common-140.12.0-160000.1.1 MozillaFirefox-translations-other-140.12.0-160000.1.1 References: * https://www.suse.com/security/cve/CVE-2026-12289.html * https://www.suse.com/security/cve/CVE-2026-12290.html * https://www.suse.com/security/cve/CVE-2026-12291.html * https://www.suse.com/security/cve/CVE-2026-12292.html * https://www.suse.com/security/cve/CVE-2026-12294.html * https://www.suse.com/security/cve/CVE-2026-12295.html * https://www.suse.com/security/cve/CVE-2026-12296.html * https://www.suse.com/security/cve/CVE-2026-12297.html * https://www.suse.com/security/cve/CVE-2026-12298.html * https://www.suse.com/security/cve/CVE-2026-12299.html * https://www.suse.com/security/cve/CVE-2026-12302.html * https://www.suse.com/security/cve/CVE-2026-12304.html * https://www.suse.com/security/cve/CVE-2026-12305.html * https://www.suse.com/security/cve/CVE-2026-12306.html * https://www.suse.com/security/cve/CVE-2026-12307.html * https://www.suse.com/security/cve/CVE-2026-12308.html * https://www.suse.com/security/cve/CVE-2026-12309.html * https://www.suse.com/security/cve/CVE-2026-12310.html * https://www.suse.com/security/cve/CVE-2026-12311.html * https://www.suse.com/security/cve/CVE-2026-12312.html * https://www.suse.com/security/cve/CVE-2026-12313.html * https://www.suse.com/security/cve/CVE-2026-12314.html * https://www.suse.com/security/cve/CVE-2026-12315.html * https://www.suse.com/security/cve/CVE-2026-12324.html * https://www.suse.com/security/cve/CVE-2026-12325.html * https://www.suse.com/security/cve/CVE-2026-12327.html * https://www.suse.com/security/cve/CVE-2026-12328.html * https://www.suse.com/security/cve/CVE-2026-12329.html * https://www.suse.com/security/cve/CVE-2026-12330.html . Update for MozillaFirefox on openSUSE addresses 29 issues including essential security fixes and enhancements.. MozillaFirefox security update, openSUSE advisory, important security fixes,software vulnerabilities, risk management. . Severity: Important. LinuxSecurity.com Team
An update that solves 38 vulnerabilities can now be installed.. # Security update for MozillaFirefox Announcement ID: SUSE-SU-2026:1127-1 Release Date: 2026-03-27T14:43:08Z Rating: important References: * bsc#1260083 Cross-References: * CVE-2025-59375 * CVE-2026-4684 * CVE-2026-4685 * CVE-2026-4686 * CVE-2026-4687 * CVE-2026-4688 * CVE-2026-4689 * CVE-2026-4690 * CVE-2026-4691 * CVE-2026-4692 * CVE-2026-4693 * CVE-2026-4694 * CVE-2026-4695 * CVE-2026-4696 * CVE-2026-4697 * CVE-2026-4698 * CVE-2026-4699 * CVE-2026-4700 * CVE-2026-4701 * CVE-2026-4702 * CVE-2026-4704 * CVE-2026-4705 * CVE-2026-4706 * CVE-2026-4707 * CVE-2026-4708 * CVE-2026-4709 * CVE-2026-4710 * CVE-2026-4711 * CVE-2026-4712 * CVE-2026-4713 * CVE-2026-4714 * CVE-2026-4715 * CVE-2026-4716 * CVE-2026-4717 * CVE-2026-4718 * CVE-2026-4719 * CVE-2026-4720 * CVE-2026-4721 CVSS scores: * CVE-2025-59375 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N * CVE-2025-59375 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2025-59375 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4684 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4684 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4685 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4685 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4685 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4686 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4686 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4686 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4687 ( SUSE ): 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4687 ( NVD ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H * CVE-2026-4687 ( NVD ): 9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4688 ( SUSE ): 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4688 ( NVD ): 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4688 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H * CVE-2026-4689 ( SUSE ): 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4689 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H * CVE-2026-4689 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H * CVE-2026-4690 ( SUSE ): 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4690 ( NVD ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H * CVE-2026-4690 ( NVD ): 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4691 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4691 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4691 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4692 ( SUSE ): 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4692 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H * CVE-2026-4692 ( NVD ): 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H * CVE-2026-4693 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4693 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4693 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4694 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4694 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4694 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4695 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4695 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4695 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4696 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4696 ( NVD ): 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4696 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4697 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4697 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4697 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4698 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4698 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4698 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4699 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4699 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4699 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4700 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N * CVE-2026-4700 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4700 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4701 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4701 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4701 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4702 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4702 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4702 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4704 ( SUSE ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L * CVE-2026-4704 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4704 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4705 ( SUSE ): 5.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4705 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4705 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4706 ( SUSE ): 6.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4706 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4706 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4707 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4707 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4707 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4708 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4708 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4708 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4709 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4709 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4709 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4710 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4710 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4710 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4711 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4711 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4711 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4712 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N * CVE-2026-4712 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N * CVE-2026-4712 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N * CVE-2026-4713 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4713 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4713 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4714 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4714 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4714 ( NVD ): 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4715 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4715 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H * CVE-2026-4715 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H * CVE-2026-4716 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4716 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H * CVE-2026-4716 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H * CVE-2026-4717 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4717 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4717 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4718 ( SUSE ): 5.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4718 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N * CVE-2026-4718 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N * CVE-2026-4719 ( SUSE ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L * CVE-2026-4719 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4719 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-4720 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4720 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-4721 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-4721 ( 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 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 38 vulnerabilities can now be installed. ## Description: This update for MozillaFirefox fixes the following issues: Update to Firefox 140.9.0 ESR (MFSA 2026-22, bsc#1260083): * CVE-2026-4684: Racecondition, use-after-free in the Graphics: WebRender component * CVE-2026-4685: Incorrect boundary conditions in the Graphics: Canvas2D component * CVE-2026-4686: Incorrect boundary conditions in the Graphics: Canvas2D component * CVE-2026-4687: Sandbox escape due to incorrect boundary conditions in the Telemetry component * CVE-2026-4688: Sandbox escape due to use-after-free in the Disability Access APIs component * CVE-2026-4689: Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component * CVE-2026-4690: Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component * CVE-2026-4691: Use-after-free in the CSS Parsing and Computation component * CVE-2026-4692: Sandbox escape in the Responsive Design Mode component * CVE-2026-4693: Incorrect boundary conditions in the Audio/Video: Playback component * CVE-2026-4694: Incorrect boundary conditions, integer overflow in the Graphics component * CVE-2026-4695: Incorrect boundary conditions in the Audio/Video: Web Codecs component * CVE-2026-4696: Use-after-free in the Layout: Text and Fonts component * CVE-2026-4697: Incorrect boundary conditions in the Audio/Video: Web Codecs component * CVE-2026-4698: JIT miscompilation in the JavaScript Engine: JIT component * CVE-2026-4699: Incorrect boundary conditions in the Layout: Text and Fonts component * CVE-2026-4700: Mitigation bypass in the Networking: HTTP component * CVE-2026-4701: Use-after-free in the JavaScript Engine component * CVE-2026-4702: JIT miscompilation in the JavaScript Engine component * CVE-2026-4704: Denial-of-service in the WebRTC: Signaling component * CVE-2026-4705: Undefined behavior in the WebRTC: Signaling component * CVE-2026-4706: Incorrect boundary conditions in the Graphics: Canvas2D component * CVE-2026-4707: Incorrect boundary conditions in the Graphics: Canvas2D component * CVE-2026-4708: Incorrect boundary conditions in theGraphics component * CVE-2026-4709: Incorrect boundary conditions in the Audio/Video: GMP component * CVE-2026-4710: Incorrect boundary conditions in the Audio/Video component * CVE-2026-4711: Use-after-free in the Widget: Cocoa component * CVE-2026-4712: Information disclosure in the Widget: Cocoa component * CVE-2026-4713: Incorrect boundary conditions in the Graphics component * CVE-2026-4714: Incorrect boundary conditions in the Audio/Video component * CVE-2026-4715: Uninitialized memory in the Graphics: Canvas2D component * CVE-2026-4716: Incorrect boundary conditions, uninitialized memory in the JavaScript Engine component * CVE-2026-4717: Privilege escalation in the Netmonitor component * CVE-2025-59375: Denial-of-service in the XML component * CVE-2026-4718: Undefined behavior in the WebRTC: Signaling component * CVE-2026-4719: Incorrect boundary conditions in the Graphics: Text component * CVE-2026-4720: Memory safety bugs fixed in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149 * CVE-2026-4721: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149 ## 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-2026-1127=1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-1127=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64) * MozillaFirefox-debugsource-140.9.0-112.304.2 * MozillaFirefox-translations-common-140.9.0-112.304.2 * MozillaFirefox-debuginfo-140.9.0-112.304.2 * MozillaFirefox-140.9.0-112.304.2 * SUSE Linux Enterprise Server 12 SP5 LTSS (noarch) *MozillaFirefox-devel-140.9.0-112.304.2 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64) * MozillaFirefox-debugsource-140.9.0-112.304.2 * MozillaFirefox-translations-common-140.9.0-112.304.2 * MozillaFirefox-debuginfo-140.9.0-112.304.2 * MozillaFirefox-140.9.0-112.304.2 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch) * MozillaFirefox-devel-140.9.0-112.304.2 ## References: * https://www.suse.com/security/cve/CVE-2025-59375.html * https://www.suse.com/security/cve/CVE-2026-4684.html * https://www.suse.com/security/cve/CVE-2026-4685.html * https://www.suse.com/security/cve/CVE-2026-4686.html * https://www.suse.com/security/cve/CVE-2026-4687.html * https://www.suse.com/security/cve/CVE-2026-4688.html * https://www.suse.com/security/cve/CVE-2026-4689.html * https://www.suse.com/security/cve/CVE-2026-4690.html * https://www.suse.com/security/cve/CVE-2026-4691.html * https://www.suse.com/security/cve/CVE-2026-4692.html * https://www.suse.com/security/cve/CVE-2026-4693.html * https://www.suse.com/security/cve/CVE-2026-4694.html * https://www.suse.com/security/cve/CVE-2026-4695.html * https://www.suse.com/security/cve/CVE-2026-4696.html * https://www.suse.com/security/cve/CVE-2026-4697.html * https://www.suse.com/security/cve/CVE-2026-4698.html * https://www.suse.com/security/cve/CVE-2026-4699.html * https://www.suse.com/security/cve/CVE-2026-4700.html * https://www.suse.com/security/cve/CVE-2026-4701.html * https://www.suse.com/security/cve/CVE-2026-4702.html * https://www.suse.com/security/cve/CVE-2026-4704.html * https://www.suse.com/security/cve/CVE-2026-4705.html * https://www.suse.com/security/cve/CVE-2026-4706.html * https://www.suse.com/security/cve/CVE-2026-4707.html * https://www.suse.com/security/cve/CVE-2026-4708.html * https://www.suse.com/security/cve/CVE-2026-4709.html * https://www.suse.com/security/cve/CVE-2026-4710.html * https://www.suse.com/security/cve/CVE-2026-4711.html *https://www.suse.com/security/cve/CVE-2026-4712.html * https://www.suse.com/security/cve/CVE-2026-4713.html * https://www.suse.com/security/cve/CVE-2026-4714.html * https://www.suse.com/security/cve/CVE-2026-4715.html * https://www.suse.com/security/cve/CVE-2026-4716.html * https://www.suse.com/security/cve/CVE-2026-4717.html * https://www.suse.com/security/cve/CVE-2026-4718.html * https://www.suse.com/security/cve/CVE-2026-4719.html * https://www.suse.com/security/cve/CVE-2026-4720.html * https://www.suse.com/security/cve/CVE-2026-4721.html * https://bugzilla.suse.com/show_bug.cgi?id=1260083 . SUSE updates Mozilla Firefox addressing 38 vulnerabilities with important release fixes. Stay secure with the latest patches.. Mozilla Firefox update, SUSE security advisory, 2026 vulnerabilities. . Severity: Important. LinuxSecurity.com Team
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