Bug 2034376 (CVE-2021-30836)

Summary: CVE-2021-30836 webkitgtk: Out-of-bounds read leading to memory disclosure
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: erack, gnome-sig, mcatanza, tpopela
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Fixed In Version: webkitgtk 2.32.4 Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds read flaw was found in WebKitGTK. A specially crafted audio file could use this flaw to trigger a disclosure of memory when processed.
Story Points: ---
Clone Of: Environment:
Last Closed: 2022-05-10 20:45:33 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 2034377, 2035071    
Bug Blocks: 2034394    

Description Guilherme de Almeida Suckevicz 2021-12-20 19:13:38 UTC
A flaw was found in WebKitGTK. An out-of-bounds read was addressed with improved input validation.


Comment 1 Guilherme de Almeida Suckevicz 2021-12-20 19:13:58 UTC
Created webkit2gtk3 tracking bugs for this issue:

Affects: fedora-all [bug 2034377]

Comment 3 errata-xmlrpc 2022-05-10 13:23:09 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:1777 https://access.redhat.com/errata/RHSA-2022:1777

Comment 4 Product Security DevOps Team 2022-05-10 20:45:31 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):