Bug 2169934 (CVE-2023-23529)

Summary:	CVE-2023-23529 webkitgtk: processing maliciously crafted web content may be exploited for arbitrary code execution
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	cperry, mcatanza, tpopela, ymittal
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	webkitgtk 2.38.5	Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in WebKitGTK. This issue occurs when processing maliciously crafted web content in WebKit. This may, in theory, allow a remote attacker to create a specially crafted web page, trick the victim into opening it, trigger type confusion, and execute arbitrary code on the target system.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-03-27 10:29:03 UTC	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:	2169935, 2169936, 2169997, 2169998, 2169999, 2170000, 2170001, 2170002, 2170003, 2170004, 2170005, 2170006, 2170007, 2170008
Bug Blocks:	2169937

Description Marian Rehak 2023-02-15 07:16:47 UTC

This issue occurs when processing maliciously crafted web content in WebKit. This may allow a remote attacker to create a specially crafted web page, trick the victim into opening it, trigger type confusion, and execute arbitrary code on the target system.

Comment 1 Marian Rehak 2023-02-15 07:17:05 UTC

Created webkit2gtk3 tracking bugs for this issue:

Affects: fedora-all [bug 2169936]


Created webkitgtk tracking bugs for this issue:

Affects: fedora-all [bug 2169935]

Comment 3 Michael Catanzaro 2023-02-15 22:18:22 UTC

Mitigation: set the environment variable JSC_useDFGJIT=0

Comment 4 errata-xmlrpc 2023-02-22 12:55:23 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:0903 https://access.redhat.com/errata/RHSA-2023:0903

Comment 5 errata-xmlrpc 2023-02-22 12:57:27 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:0902 https://access.redhat.com/errata/RHSA-2023:0902

Comment 10 errata-xmlrpc 2025-07-07 02:26:20 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2025:10364 https://access.redhat.com/errata/RHSA-2025:10364