Bug 2273236 (CVE-2024-26773)

Summary:	CVE-2024-26773 kernel: ext4: avoid allocating blocks from corrupted group in ext4_mb_try_best_found()
Product:	[Other] Security Response	Reporter:	Robb Gatica <rgatica>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	acaringi, allarkin, aquini, bhu, chwhite, cye, cyin, dbohanno, debarbos, dfreiber, drow, dvlasenk, esandeen, ezulian, hkrzesin, jarod, jburrell, jdenham, jfaracco, jlelli, joe.lawrence, jshortt, jstancek, jwyatt, kcarcia, ldoskova, lgoncalv, lzampier, mleitner, mmilgram, mstowell, nmurray, ptalbert, rparrazo, rrobaina, rvrbovsk, rysulliv, scweaver, sidakwo, sukulkar, tglozar, tyberry, vkumar, vsroka, wcosta, williams, wmealing, ycote, ykopkova, zhijwang
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	kernel 4.19.308, kernel 5.4.270, kernel 5.10.211, kernel 5.15.150, kernel 6.1.80, kernel 6.6.19, kernel 6.7.7, kernel 6.8	Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in the ext4_mb_try_best_found() function in the Linux kernel. This issue could lead to memory corruption or crashes due to the allocation of blocks from a group with a corrupted block bitmap.	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:	2273237
Bug Blocks:	2273182

Description Robb Gatica 2024-04-04 00:50:05 UTC

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

ext4: avoid allocating blocks from corrupted group in ext4_mb_try_best_found()

The Linux kernel CVE team has assigned CVE-2024-26773 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024040308-CVE-2024-26773-a314@gregkh/T

Comment 1 Robb Gatica 2024-04-04 00:50:39 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2273237]

Comment 18 errata-xmlrpc 2024-07-24 13:11:19 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:4823 https://access.redhat.com/errata/RHSA-2024:4823

Comment 19 errata-xmlrpc 2024-07-24 13:23:30 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:4831 https://access.redhat.com/errata/RHSA-2024:4831

Comment 20 errata-xmlrpc 2024-07-31 00:40:00 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:4928 https://access.redhat.com/errata/RHSA-2024:4928

Comment 21 errata-xmlrpc 2024-08-08 04:41:04 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:5102 https://access.redhat.com/errata/RHSA-2024:5102

Comment 22 errata-xmlrpc 2024-08-08 04:52:33 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:5101 https://access.redhat.com/errata/RHSA-2024:5101

Comment 23 errata-xmlrpc 2024-08-13 00:26:53 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Extended Update Support

Via RHSA-2024:5255 https://access.redhat.com/errata/RHSA-2024:5255

Comment 24 errata-xmlrpc 2024-09-18 11:40:22 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2024:6753 https://access.redhat.com/errata/RHSA-2024:6753