Bug 2143409 (CVE-2022-3964)

Summary:	CVE-2022-3964 ffmpeg: out-of-bounds read in libavcodec/rpzaenc.c
Product:	[Other] Security Response	Reporter:	Anten Skrabec <askrabec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	Keywords:	Security
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-12-07 10:33:07 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:	2143411, 2143410
Bug Blocks:

Description Anten Skrabec 2022-11-16 21:14:16 UTC

A vulnerability classified as problematic has been found in ffmpeg. This affects an unknown part of the file libavcodec/rpzaenc.c of the component QuickTime RPZA Video Encoder. The manipulation of the argument y_size leads to out-of-bounds read. It is possible to initiate the attack remotely. The name of the patch is 92f9b28ed84a77138105475beba16c146bdaf984. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-213543.

https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/92f9b28ed84a77138105475beba16c146bdaf984
https://vuldb.com/?id.213543

Comment 1 Anten Skrabec 2022-11-16 21:14:41 UTC

Created ffmpeg tracking bugs for this issue:

Affects: fedora-all [bug 2143410]


Created qt5-qtwebengine tracking bugs for this issue:

Affects: epel-8 [bug 2143411]

Comment 2 Product Security DevOps Team 2022-12-07 10:33:05 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.