Bug 1986872 (CVE-2021-30663)

Summary: CVE-2021-30663 webkitgtk: Integer overflow leading to arbitrary code execution
Product: [Other] Security Response Reporter: Michael Kaplan <mkaplan>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: erack, gnome-sig, mcatanza, tpopela, ymittal
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: webkitgtk 2.32.3 Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in the webkitgtk package. Affected versions of this package could allow a remote attacker to execute arbitrary code on the system caused by an integer overflow in the WebKit component. An attacker can execute arbitrary code on the system by persuading a victim to visit a specially crafted Web site.
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-11-10 00:51:02 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: 1986873, 1999828, 2069983, 2079505, 2079506, 2079507    
Bug Blocks: 1986910    

Description Michael Kaplan 2021-07-28 13:37:06 UTC
An integer overflow was addressed with improved input validation.

Comment 1 Michael Kaplan 2021-07-28 13:37:35 UTC
Created webkit2gtk3 tracking bugs for this issue:

Affects: fedora-all [bug 1986873]

Comment 2 Tomas Hoger 2021-08-30 14:47:33 UTC
Upstream advisory:

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

Comment 4 errata-xmlrpc 2021-11-09 18:31:42 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 00:51:00 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-2021-30663