Bug 2117463 (CVE-2022-37416)

Summary:	CVE-2022-37416 libmpeg2: memcpy-param-overlap in function impeg2_mc_fullx_fully_8x8
Product:	[Other] Security Response	Reporter:	TEJ RATHI <trathi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	wtaymans, yselkowi
Target Milestone:	---	Keywords:	Security
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:	2022-09-01 14:55:54 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:	2117464, 2117465
Bug Blocks:	2116244

Description TEJ RATHI 2022-08-11 05:03:41 UTC

Ittiam libmpeg2 before 2022-07-27 uses memcpy with overlapping memory blocks in impeg2_mc_fullx_fully_8x8.

https://issuetracker.google.com/issues/231026247
https://android-review.googlesource.com/c/platform/external/libmpeg2/+/2132593

Comment 1 TEJ RATHI 2022-08-11 05:04:05 UTC

Created libmpeg2 tracking bugs for this issue:

Affects: epel-all [bug 2117464]
Affects: fedora-all [bug 2117465]

Comment 2 Yaakov Selkowitz 2022-08-12 16:19:38 UTC

This CVE is for Android's libmpeg2, which is a completely different code base than the old standalone library by the same name.

Comment 3 Product Security DevOps Team 2022-09-01 14:55:53 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-2022-37416