Bug 2280437 (CVE-2024-27396)

Summary:	CVE-2024-27396 kernel: net: gtp: Fix Use-After-Free in gtp_dellink
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 4.19.313, kernel 5.4.275, kernel 5.10.216, kernel 5.15.158, kernel 6.1.90, kernel 6.6.30, kernel 6.8.9, kernel 6.9-rc6	Doc Type:	If docs needed, set a value
Doc Text:	A use-after-free vulnerability was found in the GPRS Tunneling Protocol (GTP) subsystem of the Linux kernel. This issue arises from improper management of memory resources in the gtp_dellink function. This flaw allows an attacker with local access or network capabilities to execute arbitrary code or crash the system, leading to potential system compromise or denial of service.	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:	2280438
Bug Blocks:	2280439

Description Robb Gatica 2024-05-14 23:32:01 UTC

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

net: gtp: Fix Use-After-Free in gtp_dellink

The Linux kernel CVE team has assigned CVE-2024-27396 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024050837-CVE-2024-27396-e9af@gregkh/T

Comment 1 Robb Gatica 2024-05-14 23:32:37 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2280438]

Comment 3 Alex 2024-06-09 13:39:26 UTC

The result of automatic check (that is developed by Alexander Larkin) for this CVE-2024-27396 is: 	SKIP	No affected files built, so skip this CVE	NO			-	-	unknown (where first YES/NO value means if related sources built).