Mageia 9: Thunderbird Important Security Fixes MGASA-2025-0329
mageia
December 15, 2025
MGASA-2025-0329 - Updated thunderbird packages fix security vulnerabilities
Summary
Description:
Use-after-free in the WebRTC: Signaling component. (CVE-2025-14321)
Sandbox escape due to incorrect boundary conditions in the Graphics:
CanvasWebGL component. (CVE-2025-14322)
Privilege escalation in the DOM: Notifications component.
(CVE-2025-14323)
IT miscompilation in the JavaScript Engine: JIT component.
(CVE-2025-14324, CVE-2025-14325, CVE-2025-14330)
Privilege escalation in the Netmonitor component. (CVE-2025-14328,
CVE-2025-14329)
Same-origin policy bypass in the Request Handling component.
(CVE-2025-14331)
Memory safety bugs fixed in Firefox ESR 140.6, Thunderbird ESR 140.6,
Firefox 146 and Thunderbird 146. (CVE-2025-14333)
References
- https://bugs.mageia.org/show_bug.cgi?id=34820
- https://www.thunderbird.net/en-US/thunderbird/140.6.0esr/releasenotes/
- https://www.mozilla.org/en-US/security/advisories/mfsa2025-96/
- https://www.cve.org/CVERecord?id=CVE-2025-14321
- https://www.cve.org/CVERecord?id=CVE-2025-14322
- https://www.cve.org/CVERecord?id=CVE-2025-14323
- https://www.cve.org/CVERecord?id=CVE-2025-14324
- https://www.cve.org/CVERecord?id=CVE-2025-14325
- https://www.cve.org/CVERecord?id=CVE-2025-14328
- https://www.cve.org/CVERecord?id=CVE-2025-14329
- https://www.cve.org/CVERecord?id=CVE-2025-14330
- https://www.cve.org/CVERecord?id=CVE-2025-14331
- https://www.cve.org/CVERecord?id=CVE-2025-14333
Topics Covered
Resolution
SRPMS
- 9/core/thunderbird-140.6.0-1.mga9
- 9/core/thunderbird-l10n-140.6.0-1.mga9
PREVIOUS
NEXT
Severity
important
Lowest
Low
Medium
High
Critical
Publication date: 15 Dec 2025
URL: https://advisories.mageia.org/MGASA-2025-0329.html
Type: security
CVE: CVE-2025-14321,
CVE-2025-14322,
CVE-2025-14323,
CVE-2025-14324,
CVE-2025-14325,
CVE-2025-14328,
CVE-2025-14329,
CVE-2025-14330,
CVE-2025-14331,
CVE-2025-14333
Topics Covered
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