Bug 2273187 (CVE-2024-26766)

Summary:	CVE-2024-26766 kernel: IB/hfi1: Fix sdma.h tx->num_descs off-by-one error
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, 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 Linux kernel's infiniband hfi1 driver. This issue is caused by the incorrect handling of SDMA descriptors, which can lead to an array overflow and potential memory corruption or crashes.	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:	2273189
Bug Blocks:	2273182

Description Robb Gatica 2024-04-04 00:00:41 UTC

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

IB/hfi1: Fix sdma.h tx-&gt;num_descs off-by-one error

The Linux kernel CVE team has assigned CVE-2024-26766 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024040306-CVE-2024-26766-6b6a@gregkh/T

Comment 2 Robb Gatica 2024-04-04 00:01:23 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2273189]

Comment 3 Alex 2024-06-09 12:44:46 UTC

The result of automatic check (that is developed by Alexander Larkin) for this CVE-2024-26766 is: 	SKIP	The Fixes patch not applied yet, so unlikely that actual: fd8958efe8779d3db19c9124fce593ce681ac709	YES			NO	YES	unknown (where first YES/NO value means if related sources built).