Bug 2270118 (CVE-2024-26633)

Summary:	CVE-2024-26633 kernel: ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()
Product:	[Other] Security Response	Reporter:	Zack Miele <zmiele>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	acaringi, allarkin, aquini, bhu, chwhite, cye, cyin, dbohanno, debarbos, dfreiber, drow, dvlasenk, esandeen, ezulian, hkrzesin, jarod, jburrell, jdenham, jfaracco, jforbes, 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 4.19.306, kernel 5.4.268, kernel 5.10.209, kernel 5.15.148, kernel 6.1.75, kernel 6.6.14, kernel 6.7.2, kernel 6.8	Doc Type:	If docs needed, set a value
Doc Text:		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:	2270119
Bug Blocks:	2270180

Description Zack Miele 2024-03-18 13:46:43 UTC

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

ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()

The Linux kernel CVE team has assigned CVE-2024-26633 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/20240318100758.2828621-16-lee@kernel.org/T

Comment 1 Zack Miele 2024-03-18 13:47:18 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2270119]

Comment 4 Justin M. Forbes 2024-03-25 19:37:27 UTC

This was fixed for Fedora with the 6.6.14 stable kernel update.

Comment 7 errata-xmlrpc 2024-04-30 10:16:46 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:2394 https://access.redhat.com/errata/RHSA-2024:2394