Bug 2151644 (CVE-2022-3629)

Summary:	CVE-2022-3629 kernel: memory leak in the function vsock_connect of Virtual Socket Protocol
Product:	[Other] Security Response	Reporter:	Alex <allarkin>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	acaringi, adscvr, airlied, alciregi, bhu, chwhite, crwood, ddepaula, debarbos, dvlasenk, ezulian, hdegoede, hkrzesin, hpa, jarod, jarodwilson, jfaracco, jferlan, jforbes, jglisse, jlelli, joe.lawrence, josef, jshortt, jstancek, jwboyer, jwyatt, kcarcia, kernel-maint, kernel-mgr, lgoncalv, linville, lzampier, masami256, mchehab, nmurray, ptalbert, qzhao, rvrbovsk, scweaver, sdubroca, steved, tyberry, walters, williams
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A memory leak flaw was found in the Linux kernel’s Virtual Socket Protocol. This flaw allows a local user to crash the system.	Story Points:	---
Clone Of:		Environment:
Last Closed:		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:	2151645, 2151647, 2151648
Bug Blocks:	2137102

Description Alex 2022-12-07 17:45:48 UTC

A vulnerability was found in Linux Kernel. Affected by this issue is the function vsock_connect of the file net/vmw_vsock/af_vsock.c that is part of the Virtual Socket Protocol. The manipulation leads to memory leak.

References:
https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=7e97cfed9929eaabc41829c395eb0d1350fccb9d
https://vuldb.com/?id.211930

Comment 1 Alex 2022-12-07 17:46:13 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2151645]

Comment 4 Justin M. Forbes 2022-12-08 16:09:48 UTC

This was fixed for Fedora with the 5.19.4 stable kernel updates.