Bug 2293003 (CVE-2024-36974)

Summary:	CVE-2024-36974 kernel: net/sched: taprio: always validate TCA_TAPRIO_ATTR_PRIOMAP
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, sukulkar, tglozar, tyberry, vkumar, wcosta, williams, wmealing, ycote, ykopkova, ymittal, zhijwang
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	kernel 6.10-rc3	Doc Type:	If docs needed, set a value
Doc Text:	in linux kernel net/sched taprio, TCA_TAPRIO_ATTR_PRIOMAP is not correctly validated if multiple calls to taprio_change() occur. This can allow arbitrary data to be injected to the kernel.	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:
Bug Blocks:	2293004

Description Robb Gatica 2024-06-18 22:24:58 UTC

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

net/sched: taprio: always validate TCA_TAPRIO_ATTR_PRIOMAP

The Linux kernel CVE team has assigned CVE-2024-36974 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024061810-CVE-2024-36974-a482@gregkh/T

Comment 4 errata-xmlrpc 2024-11-12 09:35:06 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:9315 https://access.redhat.com/errata/RHSA-2024:9315