Bug 2182884 (CVE-2023-25809)

Summary:	CVE-2023-25809 runc: Rootless runc makes `/sys/fs/cgroup` writable
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dfreiber, jburrell, jnovy, joelsmith, lsm5, mpatel, rogbas, tsweeney, vkumar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	runc 1.1.5	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in runc, where it is vulnerable to a denial of service caused by improper access control in the /sys/fs/cgroup endpoint. This flaw allows a local authenticated attacker to cause a denial of service.	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:	2183094, 2183095, 2183096, 2183097, 2183098, 2192150
Bug Blocks:	2182885

Description Pedro Sampaio 2023-03-29 21:14:17 UTC

runc is a CLI tool for spawning and running containers according to the OCI specification. In affected versions it was found that rootless runc makes `/sys/fs/cgroup` writable in certain conditions.

References:

https://github.com/opencontainers/runc/security/advisories/GHSA-m8cg-xc2p-r3fc
https://github.com/opencontainers/runc/commit/0d62b950e60f6980b54fe3bafd9a9c608dc1df17

Comment 2 Michael Kaplan 2023-04-29 22:52:14 UTC

Created runc tracking bugs for this issue:

Affects: fedora-all [bug 2192150]

Comment 4 errata-xmlrpc 2023-05-17 22:31:49 UTC

This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.13

Via RHSA-2023:1326 https://access.redhat.com/errata/RHSA-2023:1326

Comment 6 errata-xmlrpc 2023-11-07 08:14:56 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:6380 https://access.redhat.com/errata/RHSA-2023:6380

Comment 7 errata-xmlrpc 2023-11-14 15:16:24 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:6938 https://access.redhat.com/errata/RHSA-2023:6938

Comment 8 errata-xmlrpc 2023-11-14 15:17:09 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:6939 https://access.redhat.com/errata/RHSA-2023:6939