Bug 2489224 (CVE-2026-12310) - CVE-2026-12310 firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12
Summary: CVE-2026-12310 firefox: thunderbird: Memory safety bug fixed in Thunderbird E...
Keywords:
Status: NEW
Alias: CVE-2026-12310
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-06-16 14:02 UTC by OSIDB Bzimport
Modified: 2026-07-14 09:07 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-2026:27717 0 None None None 2026-06-22 03:03:32 UTC
Red Hat Product Errata RHSA-2026:27733 0 None None None 2026-06-22 03:50:52 UTC
Red Hat Product Errata RHSA-2026:27734 0 None None None 2026-06-22 04:18:48 UTC
Red Hat Product Errata RHSA-2026:29940 0 None None None 2026-06-25 15:59:03 UTC
Red Hat Product Errata RHSA-2026:30846 0 None None None 2026-06-29 18:16:43 UTC
Red Hat Product Errata RHSA-2026:33445 0 None None None 2026-06-30 10:21:41 UTC
Red Hat Product Errata RHSA-2026:36100 0 None None None 2026-07-07 06:27:25 UTC
Red Hat Product Errata RHSA-2026:36101 0 None None None 2026-07-07 06:37:20 UTC
Red Hat Product Errata RHSA-2026:36102 0 None None None 2026-07-07 06:30:08 UTC
Red Hat Product Errata RHSA-2026:36103 0 None None None 2026-07-07 06:33:43 UTC
Red Hat Product Errata RHSA-2026:37210 0 None None None 2026-07-09 09:21:43 UTC
Red Hat Product Errata RHSA-2026:37391 0 None None None 2026-07-09 16:56:22 UTC
Red Hat Product Errata RHSA-2026:38506 0 None None None 2026-07-13 03:33:25 UTC
Red Hat Product Errata RHSA-2026:38750 0 None None None 2026-07-13 08:16:49 UTC
Red Hat Product Errata RHSA-2026:38751 0 None None None 2026-07-13 07:48:18 UTC
Red Hat Product Errata RHSA-2026:38753 0 None None None 2026-07-13 08:09:32 UTC
Red Hat Product Errata RHSA-2026:39011 0 None None None 2026-07-13 16:54:01 UTC
Red Hat Product Errata RHSA-2026:39141 0 None None None 2026-07-14 08:56:38 UTC
Red Hat Product Errata RHSA-2026:39142 0 None None None 2026-07-14 09:07:36 UTC

Description OSIDB Bzimport 2026-06-16 14:02:10 UTC 
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Firefox ESR 140.12.
Comment 1 errata-xmlrpc 2026-06-22 03:03:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:27717 https://access.redhat.com/errata/RHSA-2026:27717
Comment 2 errata-xmlrpc 2026-06-22 03:50:51 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:27733 https://access.redhat.com/errata/RHSA-2026:27733
Comment 3 errata-xmlrpc 2026-06-22 04:18:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:27734 https://access.redhat.com/errata/RHSA-2026:27734
Comment 4 errata-xmlrpc 2026-06-25 15:59:02 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:29940 https://access.redhat.com/errata/RHSA-2026:29940
Comment 5 errata-xmlrpc 2026-06-29 18:16:41 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:30846 https://access.redhat.com/errata/RHSA-2026:30846
Comment 6 errata-xmlrpc 2026-06-30 10:21:40 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:33445 https://access.redhat.com/errata/RHSA-2026:33445
Comment 7 errata-xmlrpc 2026-07-07 06:27:23 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:36100 https://access.redhat.com/errata/RHSA-2026:36100
Comment 8 errata-xmlrpc 2026-07-07 06:30:07 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-2026:36102 https://access.redhat.com/errata/RHSA-2026:36102
Comment 9 errata-xmlrpc 2026-07-07 06:33:41 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-2026:36103 https://access.redhat.com/errata/RHSA-2026:36103
Comment 10 errata-xmlrpc 2026-07-07 06:37:19 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:36101 https://access.redhat.com/errata/RHSA-2026:36101
Comment 11 errata-xmlrpc 2026-07-09 09:21:42 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 Extended Update Support Long-Life Add-On

Via RHSA-2026:37210 https://access.redhat.com/errata/RHSA-2026:37210
Comment 12 errata-xmlrpc 2026-07-09 16:56:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:37391 https://access.redhat.com/errata/RHSA-2026:37391
Comment 13 errata-xmlrpc 2026-07-13 03:33:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2026:38506 https://access.redhat.com/errata/RHSA-2026:38506
Comment 14 errata-xmlrpc 2026-07-13 07:48:16 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:38751 https://access.redhat.com/errata/RHSA-2026:38751
Comment 15 errata-xmlrpc 2026-07-13 08:09:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:38753 https://access.redhat.com/errata/RHSA-2026:38753
Comment 16 errata-xmlrpc 2026-07-13 08:16:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:38750 https://access.redhat.com/errata/RHSA-2026:38750
Comment 17 errata-xmlrpc 2026-07-13 16:54:00 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:39011 https://access.redhat.com/errata/RHSA-2026:39011
Comment 18 errata-xmlrpc 2026-07-14 08:56:36 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 Extended Update Support Long-Life Add-On

Via RHSA-2026:39141 https://access.redhat.com/errata/RHSA-2026:39141
Comment 19 errata-xmlrpc 2026-07-14 09:07:35 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-2026:39142 https://access.redhat.com/errata/RHSA-2026:39142
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