openSUSE: MozillaFirefox Important Privilege Escalation Issues 2026:20014-1
opensuse
January 13, 2026
An update that solves 10 vulnerabilities and has one bug fix can now be installed.
Description
This update for MozillaFirefox fixes the following issues:
Changes in MozillaFirefox:
Firefox Extended Support Release 140.6.0 ESR was released:
* Fixed: Various security fixes.
MFSA 2025-94 (bsc#1254551):
* CVE-2025-14321: Use-after-free in the WebRTC: Signaling component
* CVE-2025-14322: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component
* CVE-2025-14323: Privilege escalation in the DOM: Notifications component
* CVE-2025-14324: JIT miscompilation in the JavaScript Engine: JIT component
* CVE-2025-14325: JIT miscompilation in the JavaScript Engine: JIT component
* CVE-2025-14328: Privilege escalation in the Netmonitor component
* CVE-2025-14329: Privilege escalation in the Netmonitor component
* CVE-2025-14330: JIT miscompilation in the JavaScript Engine: JIT component
* CVE-2025-14331: Same-origin policy bypass in the Request Handling component
* CVE-2025-14333: Memory safety bugs fixed in Firefox ESR 140.6,...
Read the Full Advisory
Topics Covered
Patch
Package List
- openSUSE Leap 16.0:
MozillaFirefox-140.6.0-160000.1.1
MozillaFirefox-branding-upstream-140.6.0-160000.1.1
MozillaFirefox-devel-140.6.0-160000.1.1
MozillaFirefox-translations-common-140.6.0-160000.1.1
MozillaFirefox-translations-other-140.6.0-160000.1.1
References
* bsc#1254551
References:
* https://www.suse.com/security/cve/CVE-2025-14321.html
* https://www.suse.com/security/cve/CVE-2025-14322.html
* https://www.suse.com/security/cve/CVE-2025-14323.html
* https://www.suse.com/security/cve/CVE-2025-14324.html
* https://www.suse.com/security/cve/CVE-2025-14325.html
* https://www.suse.com/security/cve/CVE-2025-14328.html
* https://www.suse.com/security/cve/CVE-2025-14329.html
* https://www.suse.com/security/cve/CVE-2025-14330.html
* https://www.suse.com/security/cve/CVE-2025-14331.html
* https://www.suse.com/security/cve/CVE-2025-14333.html
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: openSUSE-SU-2026:20014-1
Rating: important
Affected Products:
openSUSE Leap 16.0
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Topics Covered
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