Bug 2347808 (CVE-2022-49362)

Summary:	CVE-2022-49362 kernel: NFSD: Fix potential use-after-free in nfsd_file_put()
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	dfreiber, drow, jburrell, vkumar
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:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description OSIDB Bzimport 2025-02-26 03:07:28 UTC

In the Linux kernel, the following vulnerability has been resolved:

NFSD: Fix potential use-after-free in nfsd_file_put()

nfsd_file_put_noref() can free @nf, so don't dereference @nf
immediately upon return from nfsd_file_put_noref().

Comment 1 Avinash Hanwate 2025-02-26 13:36:40 UTC

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022644-CVE-2022-49362-3299@gregkh/T

Comment 4 Avinash Hanwate 2025-02-26 17:46:37 UTC

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022644-CVE-2022-49362-3299@gregkh/T