Bug 1829369 (CVE-2020-11793)

Summary:	CVE-2020-11793 webkitgtk: use-after-free via crafted web content
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
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 2.28.1	Doc Type:	If docs needed, set a value
Doc Text:	A use-after-free flaw exists in WebKitGTK. This flaw allows remote attackers to execute arbitrary code or cause a denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-09-29 22:00:41 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:	1830827, 1830828
Bug Blocks:	1829370

Description Guilherme de Almeida Suckevicz 2020-04-29 13:13:41 UTC

A use-after-free issue exists in WebKitGTK before 2.28.1 and WPE WebKit before 2.28.1 via crafted web content that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash).

Reference:
https://webkitgtk.org/security/WSA-2020-0004.html

Comment 2 Huzaifa S. Sidhpurwala 2020-05-04 03:21:15 UTC

External References:

https://webkitgtk.org/security/WSA-2020-0004.html

Comment 4 errata-xmlrpc 2020-09-29 20:46:09 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:4035 https://access.redhat.com/errata/RHSA-2020:4035

Comment 5 Product Security DevOps Team 2020-09-29 22:00:41 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-2020-11793

Comment 6 errata-xmlrpc 2020-11-04 01:05:05 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:4451 https://access.redhat.com/errata/RHSA-2020:4451