Bug 2056596

Summary:	CVE-2021-4083 kernel: fget: check that the fd still exists after getting a ref to it [ovirt-4.5]
Product:	[oVirt] ovirt-node	Reporter:	Sandro Bonazzola <sbonazzo>
Component:	Included packages	Assignee:	Sandro Bonazzola <sbonazzo>
Status:	CLOSED CURRENTRELEASE	QA Contact:	cshao <cshao>
Severity:	high	Docs Contact:
Priority:	high
Version:	4.4.10	CC:	arachman, bstinson, bugs, cshao, lsvaty, lveyde, mavital, peyu, sanja, sbonazzo, weiwang, yaniwang
Target Milestone:	ovirt-4.5.0	Keywords:	Security, SecurityTracking
Target Release:	4.5.0	Flags:	sbonazzo: ovirt-4.5+ cshao: testing_ack+
Hardware:	Unspecified
OS:	Unspecified
URL:	https://koji.mbox.centos.org/koji/packageinfo?packageID=866
Whiteboard:
Fixed In Version:	kernel-4.18.0-372.2.1.el8 ovirt-node-ng-image-4.5.0_beta	Doc Type:	Release Note
Doc Text:	oVirt Node has been updated with newer kernel release including fixes for [CVE-2021-4083](https://bugzilla.redhat.com/show_bug.cgi?id=2029923)	Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-04-20 06:33:59 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	Node	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2032303
Bug Blocks:	2029923

Description Sandro Bonazzola 2022-02-21 14:45:33 UTC

This bug was created to ensure that one or more security vulnerabilities are fixed in affected versions of oVirt.

For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.

Comment 1 Sandro Bonazzola 2022-03-22 13:57:03 UTC

kernel patch landed on CentOS Stream dist-git: https://git.centos.org/rpms/kernel/c/7ae59b72bcca86907a4a14fadbea4d30dfeef357?branch=c8s
Waiting for a build.

Comment 2 Sandro Bonazzola 2022-03-24 07:33:38 UTC

373 landed on mirrors: https://koji.mbox.centos.org/koji/buildinfo?buildID=21419
Pending Node build.

Comment 3 Sandro Bonazzola 2022-04-06 09:30:21 UTC

ISO: https://resources.ovirt.org/pub/ovirt-4.5-pre/iso/ovirt-node-ng-installer/4.5.0-2022040605/el8/ovirt-node-ng-installer-4.5.0-2022040605.el8.iso

Comment 4 cshao 2022-04-11 07:33:56 UTC

Test version:
ovirt-node-ng-installer-4.5.0-2022040605.el8.iso
ovirt-node-ng-4.5.0-0.20220406.0+1
kernel-4.18.0-373.el8.x86_64

# rpm -qa | grep kernel
kernel-modules-4.18.0-373.el8.x86_64
kernel-4.18.0-373.el8.x86_64
kernel-tools-4.18.0-373.el8.x86_64
kernel-tools-libs-4.18.0-373.el8.x86_64
kernel-core-4.18.0-373.el8.x86_64

ovirt-node includes the correct kernel package, so the bug is fixed, change bug status to VERIFIED.

Comment 5 Sandro Bonazzola 2022-04-20 06:33:59 UTC

This bugzilla is included in oVirt 4.5.0 release, published on April 20th 2022.

Since the problem described in this bug report should be resolved in oVirt 4.5.0 release, it has been closed with a resolution of CURRENT RELEASE.

If the solution does not work for you, please open a new bug report.