Bug 2056792 (CVE-2021-44571)

Summary:	CVE-2021-44571 libsolv: Heap overflow
Product:	[Other] Security Response	Reporter:	Avinash Hanwate <ahanwate>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	unspecified	CC:	anthomas, bbuckingham, bcourt, bkearney, btotty, daniel.mach, ehelms, ggainey, gtanzill, igor.raits, jmracek, jrohel, jsherril, juwatts, lzap, mcermak, mhulan, mmccune, mminar, myarboro, ngompa13, nmoumoul, orabin, osousa, packaging-team-maint, pcreech, pkratoch, rbiba, rchan, rpm-software-management, smallamp, sskracic
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	No Doc Update
Doc Text:	[REJECTED CVE] A heap overflow vulnerability exisfts in openSUSE libsolv through 13 Dec 2020 in the prefer_suggested function at src/policy.c: line 442.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-06-29 13:31:02 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:	2056795, 2060800
Bug Blocks:	2056788

Description Avinash Hanwate 2022-02-22 04:36:21 UTC

A heap overflow vulnerability exisfts in openSUSE libsolv through 13 Dec 2020 in the prefer_suggested function at src/policy.c: line 442.

https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/PoC-prefer_suggested-442
https://github.com/openSUSE/libsolv/issues/421

Comment 1 Avinash Hanwate 2022-02-22 04:37:57 UTC

Created libsolv tracking bugs for this issue:

Affects: fedora-all [bug 2056795]

Comment 3 Yadnyawalk Tale 2022-06-29 09:58:07 UTC

Adding CVSS v3 from Red Hat.