Bug 2420503 (CVE-2025-14321) - CVE-2025-14321 firefox: thunderbird: Use-after-free in the WebRTC: Signaling component
Summary: CVE-2025-14321 firefox: thunderbird: Use-after-free in the WebRTC: Signaling ...
Keywords:
Status: NEW
Alias: CVE-2025-14321
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-09 14:01 UTC by OSIDB Bzimport
Modified: 2026-01-15 13:40 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2025:23034 0 None None None 2025-12-10 13:26:14 UTC
Red Hat Product Errata RHSA-2025:23035 0 None None None 2025-12-10 13:02:55 UTC
Red Hat Product Errata RHSA-2025:23128 0 None None None 2025-12-11 14:02:01 UTC
Red Hat Product Errata RHSA-2025:23856 0 None None None 2025-12-22 13:30:24 UTC
Red Hat Product Errata RHSA-2026:0003 0 None None None 2026-01-05 01:40:03 UTC
Red Hat Product Errata RHSA-2026:0004 0 None None None 2026-01-05 01:35:25 UTC
Red Hat Product Errata RHSA-2026:0005 0 None None None 2026-01-05 01:14:25 UTC
Red Hat Product Errata RHSA-2026:0006 0 None None None 2026-01-05 01:20:37 UTC
Red Hat Product Errata RHSA-2026:0007 0 None None None 2026-01-05 01:31:57 UTC
Red Hat Product Errata RHSA-2026:0013 0 None None None 2026-01-05 02:10:02 UTC
Red Hat Product Errata RHSA-2026:0014 0 None None None 2026-01-05 01:33:56 UTC
Red Hat Product Errata RHSA-2026:0015 0 None None None 2026-01-05 01:32:56 UTC
Red Hat Product Errata RHSA-2026:0016 0 None None None 2026-01-05 02:03:45 UTC
Red Hat Product Errata RHSA-2026:0017 0 None None None 2026-01-05 01:36:07 UTC
Red Hat Product Errata RHSA-2026:0018 0 None None None 2026-01-05 01:34:33 UTC
Red Hat Product Errata RHSA-2026:0019 0 None None None 2026-01-05 01:35:38 UTC
Red Hat Product Errata RHSA-2026:0020 0 None None None 2026-01-05 01:34:17 UTC
Red Hat Product Errata RHSA-2026:0021 0 None None None 2026-01-05 01:51:30 UTC
Red Hat Product Errata RHSA-2026:0022 0 None None None 2026-01-05 01:51:45 UTC
Red Hat Product Errata RHSA-2026:0023 0 None None None 2026-01-05 01:37:16 UTC
Red Hat Product Errata RHSA-2026:0024 0 None None None 2026-01-05 01:29:59 UTC
Red Hat Product Errata RHSA-2026:0025 0 None None None 2026-01-05 01:29:13 UTC
Red Hat Product Errata RHSA-2026:0026 0 None None None 2026-01-05 01:43:22 UTC
Red Hat Product Errata RHSA-2026:0124 0 None None None 2026-01-06 11:11:34 UTC
Red Hat Product Errata RHSA-2026:0127 0 None None None 2026-01-06 11:23:26 UTC

Description OSIDB Bzimport 2025-12-09 14:01:41 UTC 
Use-after-free in the WebRTC: Signaling component. This vulnerability affects Firefox < 146 and Firefox ESR < 140.6.
Comment 1 errata-xmlrpc 2025-12-10 13:02:54 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2025:23035 https://access.redhat.com/errata/RHSA-2025:23035
Comment 2 errata-xmlrpc 2025-12-10 13:26:13 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:23034 https://access.redhat.com/errata/RHSA-2025:23034
Comment 3 errata-xmlrpc 2025-12-11 14:02:00 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2025:23128 https://access.redhat.com/errata/RHSA-2025:23128
Comment 4 errata-xmlrpc 2025-12-22 13:30:23 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:23856 https://access.redhat.com/errata/RHSA-2025:23856
Comment 5 errata-xmlrpc 2026-01-05 01:14:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support

Via RHSA-2026:0005 https://access.redhat.com/errata/RHSA-2026:0005
Comment 6 errata-xmlrpc 2026-01-05 01:20:35 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:0006 https://access.redhat.com/errata/RHSA-2026:0006
Comment 7 errata-xmlrpc 2026-01-05 01:29:12 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:0025 https://access.redhat.com/errata/RHSA-2026:0025
Comment 8 errata-xmlrpc 2026-01-05 01:29:57 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support

Via RHSA-2026:0024 https://access.redhat.com/errata/RHSA-2026:0024
Comment 9 errata-xmlrpc 2026-01-05 01:31:55 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2026:0007 https://access.redhat.com/errata/RHSA-2026:0007
Comment 10 errata-xmlrpc 2026-01-05 01:32:55 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:0015 https://access.redhat.com/errata/RHSA-2026:0015
Comment 11 errata-xmlrpc 2026-01-05 01:33:55 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2026:0014 https://access.redhat.com/errata/RHSA-2026:0014
Comment 12 errata-xmlrpc 2026-01-05 01:34:16 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2026:0020 https://access.redhat.com/errata/RHSA-2026:0020
Comment 13 errata-xmlrpc 2026-01-05 01:34:32 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2026:0018 https://access.redhat.com/errata/RHSA-2026:0018
Comment 14 errata-xmlrpc 2026-01-05 01:35:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2026:0004 https://access.redhat.com/errata/RHSA-2026:0004
Comment 15 errata-xmlrpc 2026-01-05 01:35:36 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:0019 https://access.redhat.com/errata/RHSA-2026:0019
Comment 16 errata-xmlrpc 2026-01-05 01:36:05 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:0017 https://access.redhat.com/errata/RHSA-2026:0017
Comment 17 errata-xmlrpc 2026-01-05 01:37:14 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:0023 https://access.redhat.com/errata/RHSA-2026:0023
Comment 18 errata-xmlrpc 2026-01-05 01:40:02 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:0003 https://access.redhat.com/errata/RHSA-2026:0003
Comment 19 errata-xmlrpc 2026-01-05 01:43:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:0026 https://access.redhat.com/errata/RHSA-2026:0026
Comment 20 errata-xmlrpc 2026-01-05 01:51:29 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:0021 https://access.redhat.com/errata/RHSA-2026:0021
Comment 21 errata-xmlrpc 2026-01-05 01:51:44 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2026:0022 https://access.redhat.com/errata/RHSA-2026:0022
Comment 22 errata-xmlrpc 2026-01-05 02:03:44 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2026:0016 https://access.redhat.com/errata/RHSA-2026:0016
Comment 23 errata-xmlrpc 2026-01-05 02:10:01 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:0013 https://access.redhat.com/errata/RHSA-2026:0013
Comment 26 errata-xmlrpc 2026-01-06 11:11:32 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:0124 https://access.redhat.com/errata/RHSA-2026:0124
Comment 27 errata-xmlrpc 2026-01-06 11:23:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:0127 https://access.redhat.com/errata/RHSA-2026:0127
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