Bug 2280442 (CVE-2024-27394)

Summary:	CVE-2024-27394 kernel: tcp: Fix Use-After-Free in tcp_ao_connect_init
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 6.8.9, kernel 6.9-rc6	Doc Type:	If docs needed, set a value
Doc Text:	A use-after-free (UAF) vulnerability was found in the TCP implementation of the Linux kernel. This issue occurs when memory that has been deallocated is accessed or incorrectly, potentially leading to security risks, such as data corruption or arbitrary code execution.	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:	2280443
Bug Blocks:	2280439

Description Robb Gatica 2024-05-14 23:36:52 UTC

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

tcp: Fix Use-After-Free in tcp_ao_connect_init

The Linux kernel CVE team has assigned CVE-2024-27394 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024050836-CVE-2024-27394-4277@gregkh/T

Comment 1 Robb Gatica 2024-05-14 23:37:29 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2280443]

Comment 3 Alex 2024-06-09 12:53:48 UTC

The result of automatic check (that is developed by Alexander Larkin) for this CVE-2024-27394 is: 	SKIP	No affected files built, so skip this CVE	NO			-	-	unknown (where first YES/NO value means if related sources built).