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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2025-14321

Use-after-free in the WebRTC: Signaling component

Description

Use-after-free in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox

  • 140.6 to ≤ 140.*unaffected
  • 146 to ≤ *unaffected

Mozilla Thunderbird

  • 140.6 to ≤ 140.*unaffected
  • 146 to ≤ *unaffected

References