Bug 2395759 (CVE-2025-10537)

Summary: CVE-2025-10537 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: gotiwari, jgrulich, jhorak, michael.h.hall-1, mvyas, tpopela
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description OSIDB Bzimport 2025-09-16 13:02:22 UTC
Memory safety bugs present in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 143 and Firefox ESR < 140.3.

Comment 1 errata-xmlrpc 2025-09-17 15:38:48 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2025:16109 https://access.redhat.com/errata/RHSA-2025:16109

Comment 2 errata-xmlrpc 2025-09-17 15:47:41 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:16108 https://access.redhat.com/errata/RHSA-2025:16108

Comment 3 errata-xmlrpc 2025-09-18 10:22:59 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:16156 https://access.redhat.com/errata/RHSA-2025:16156

Comment 4 errata-xmlrpc 2025-09-18 13:08:31 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2025:16157 https://access.redhat.com/errata/RHSA-2025:16157

Comment 5 errata-xmlrpc 2025-09-22 01:23:19 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2025:16260 https://access.redhat.com/errata/RHSA-2025:16260

Comment 7 errata-xmlrpc 2025-09-24 14:05:05 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2025:16589 https://access.redhat.com/errata/RHSA-2025:16589

Comment 8 errata-xmlrpc 2025-10-06 01:28:07 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-2025:17341 https://access.redhat.com/errata/RHSA-2025:17341

Comment 9 errata-xmlrpc 2025-10-06 01:29:19 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support

Via RHSA-2025:17340 https://access.redhat.com/errata/RHSA-2025:17340

Comment 10 errata-xmlrpc 2025-10-06 01:30:26 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-2025:17342 https://access.redhat.com/errata/RHSA-2025:17342

Comment 11 errata-xmlrpc 2025-10-06 01:34:26 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2025:17344 https://access.redhat.com/errata/RHSA-2025:17344

Comment 12 errata-xmlrpc 2025-10-06 01:34:41 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-2025:17343 https://access.redhat.com/errata/RHSA-2025:17343

Comment 13 errata-xmlrpc 2025-10-06 01:36:31 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2025:17345 https://access.redhat.com/errata/RHSA-2025:17345

Comment 14 errata-xmlrpc 2025-10-06 02:28:14 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2025:17346 https://access.redhat.com/errata/RHSA-2025:17346

Comment 15 errata-xmlrpc 2025-10-06 09:03:46 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-2025:17368 https://access.redhat.com/errata/RHSA-2025:17368

Comment 16 errata-xmlrpc 2025-10-06 09:04:10 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-2025:17367 https://access.redhat.com/errata/RHSA-2025:17367

Comment 17 errata-xmlrpc 2025-10-06 09:33:07 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support

Via RHSA-2025:17372 https://access.redhat.com/errata/RHSA-2025:17372

Comment 18 errata-xmlrpc 2025-10-06 09:34:43 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-2025:17371 https://access.redhat.com/errata/RHSA-2025:17371

Comment 19 errata-xmlrpc 2025-10-06 09:42:09 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2025:17373 https://access.redhat.com/errata/RHSA-2025:17373

Comment 20 errata-xmlrpc 2025-10-06 10:03:14 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2025:17374 https://access.redhat.com/errata/RHSA-2025:17374

Comment 21 errata-xmlrpc 2025-10-06 11:49:18 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2025:17378 https://access.redhat.com/errata/RHSA-2025:17378

Comment 22 errata-xmlrpc 2025-10-07 09:42:40 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2025:17453 https://access.redhat.com/errata/RHSA-2025:17453