SUSE-SU-2026:23137-1

Severity by source

No source gives a CVSS score.

Trivy's own label is CRITICAL. Rated critical by SUSE.

Description

This update for MozillaFirefox fixes the following issues: - Update to Firefox Extended Support Release 140.13.0 ESR. - MFSA 2026-70 (bsc#1271649): * CVE-2026-15718: Invalid pointer in the JavaScript: WebAssembly component * CVE-2026-15719: Site isolation issue in the DOM: Navigation component * CVE-2026-16349: Same-origin policy bypass in the DOM: Navigation component * CVE-2026-16350: Incorrect boundary conditions in the Audio/Video: cubeb component * CVE-2026-16362: Use-after-free in the WebRTC: Audio/Video component * CVE-2026-16351: Sandbox escape due to use-after-free in the DOM: Navigation component * CVE-2026-16352: Sandbox escape due to use-after-free in the Disability Access APIs component * CVE-2026-16363: JIT miscompilation in the JavaScript: WebAssembly component * CVE-2026-16353: Invalid pointer in the DOM: Bindings (WebIDL) component * CVE-2026-16354: Information disclosure in the Graphics: ImageLib component * CVE-2026-16368: Incorrect boundary conditions in the JavaScript: WebAssembly component * CVE-2026-16369: Integer overflow in the JavaScript: WebAssembly component * CVE-2026-16355: JIT miscompilation in the JavaScript Engine: JIT component * CVE-2026-16356: Sandbox escape due to use-after-free in the Disability Access APIs component * CVE-2026-16357: Incorrect boundary conditions in the Graphics component * CVE-2026-16371: Privilege escalation in the DOM: Navigation component * CVE-2026-16374: Information disclosure in the Framework component in DevTools * CVE-2026-16375: Site isolation issue in the Networking: HTTP component * CVE-2026-16377: Mitigation bypass in the PDF Viewer component * CVE-2026-16379: Privilege escalation in the DOM: Content Processes component * CVE-2026-16358: Site isolation issue in the Graphics: WebRender component * CVE-2026-16381: Same-origin policy bypass in the Networking: DNS component * CVE-2026-16383: Mitigation bypass in the DOM: Networking component * CVE-2026-16387: Site isolation issue in the Networking component * CVE-2026-16390: Mitigation bypass in the Enterprise Policies component * CVE-2026-16391: Information disclosure in the Storage: IndexedDB component * CVE-2026-16359: Incorrect boundary conditions in the Audio/Video: GMP component * CVE-2026-16396: Privilege escalation in WebExtensions * CVE-2026-16405: Information disclosure in the Networking: WebSockets component * CVE-2026-16412: Memory safety bugs fixed in Firefox ESR 140.13 and Firefox 153 * CVE-2026-16360: Memory safety bugs fixed in Firefox ESR 115.38, Firefox ESR 140.13 and Firefox 153 * CVE-2026-16361: Memory safety bugs fixed in Firefox ESR 115.38 and Firefox ESR 140.13 - Remove obsolete `mozilla-nss-certs` (bsc#1269226).

Affected packages and fixed versions

References

• https://bugzilla.suse.com/1269226
• https://bugzilla.suse.com/1271649
• https://lists.suse.com/pipermail/sle-security-updates/2026-August/028310.html
• https://www.suse.com/security/cve/CVE-2026-12289/
• https://www.suse.com/security/cve/CVE-2026-12290/
• https://www.suse.com/security/cve/CVE-2026-12291/
• https://www.suse.com/security/cve/CVE-2026-12292/
• https://www.suse.com/security/cve/CVE-2026-12294/