Bug 1986892 (CVE-2021-30758)

Summary:	CVE-2021-30758 webkitgtk: Type confusion leading to arbitrary code execution
Product:	[Other] Security Response	Reporter:	Michael Kaplan <mkaplan>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	erack, gnome-sig, mcatanza, tpopela
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	webkitgtk 2.32.2	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-11-10 01:21:33 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:	1986893, 1999678
Bug Blocks:	1986910

Description Michael Kaplan 2021-07-28 13:44:49 UTC

A type confusion issue was addressed with improved state handling.

Comment 1 Michael Kaplan 2021-07-28 13:45:20 UTC

Created webkit2gtk3 tracking bugs for this issue:

Affects: fedora-all [bug 1986893]

Comment 2 Tomas Hoger 2021-08-30 14:48:31 UTC

Upstream advisory:

https://webkitgtk.org/security/WSA-2021-0004.html

Comment 4 errata-xmlrpc 2021-11-09 18:32:15 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:4381 https://access.redhat.com/errata/RHSA-2021:4381

Comment 5 Product Security DevOps Team 2021-11-10 01:21:31 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-30758

Comment 6 errata-xmlrpc 2025-07-07 02:28:36 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