Bug 2397627 (CVE-2025-43342)

Summary: CVE-2025-43342 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
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: unspecifiedKeywords: Security
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper checks.
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:
Bug Depends On: 2397891, 2397888, 2397889, 2397890, 2397892    
Bug Blocks:    

Description OSIDB Bzimport 2025-09-23 14:24:22 UTC
A correctness issue was addressed with improved checks. This issue is fixed in tvOS 26, Safari 26, iOS 18.7 and iPadOS 18.7, visionOS 26, watchOS 26, macOS Tahoe 26, iOS 26 and iPadOS 26. Processing maliciously crafted web content may lead to an unexpected process crash.

Comment 1 errata-xmlrpc 2025-10-09 05:58:54 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2025:17643 https://access.redhat.com/errata/RHSA-2025:17643

Comment 2 errata-xmlrpc 2025-10-13 01:40:13 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2025:17741 https://access.redhat.com/errata/RHSA-2025:17741

Comment 3 errata-xmlrpc 2025-10-13 01:45:02 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2025:17743 https://access.redhat.com/errata/RHSA-2025:17743

Comment 4 errata-xmlrpc 2025-10-13 13:19:15 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2025:17802 https://access.redhat.com/errata/RHSA-2025:17802

Comment 5 errata-xmlrpc 2025-10-13 18:18:04 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-2025:17807 https://access.redhat.com/errata/RHSA-2025:17807

Comment 6 errata-xmlrpc 2025-10-15 11:38:47 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:18097 https://access.redhat.com/errata/RHSA-2025:18097

Comment 7 errata-xmlrpc 2025-10-27 19:50:30 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-2025:19109 https://access.redhat.com/errata/RHSA-2025:19109

Comment 8 errata-xmlrpc 2025-10-28 09:04:36 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support

Via RHSA-2025:19157 https://access.redhat.com/errata/RHSA-2025:19157

Comment 9 errata-xmlrpc 2025-10-28 11:18:19 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-2025:19165 https://access.redhat.com/errata/RHSA-2025:19165

Comment 10 errata-xmlrpc 2025-10-30 15:05:29 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2025:19352 https://access.redhat.com/errata/RHSA-2025:19352

Comment 11 errata-xmlrpc 2025-11-11 13:51:41 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:20922 https://access.redhat.com/errata/RHSA-2025:20922