Bug 2267790 (CVE-2023-52527)

Summary: CVE-2023-52527 kernel: ipv4, ipv6: Fix handling of transhdrlen in __ip{,6}_append_data()
Product: [Other] Security Response Reporter: Zack Miele <zmiele>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: CLOSED NOTABUG QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: 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 4.14.327, kernel 4.19.296, kernel 5.4.258, kernel 5.10.198, kernel 5.15.135, kernel 6.1.57, kernel 6.5.7, kernel 6.6 Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in of the Linux kernel's lt2p component, where the transport header length is erroneously included when appending data to IPv4 and IPv6 packets, specifically in situations where the packet is already partially filled, potentially affecting the stability of network operations.
Story Points: ---
Clone Of: Environment:
Last Closed: 2024-03-04 21:05:56 UTC 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: 2267815    

Description Zack Miele 2024-03-04 19:32:30 UTC
In the Linux kernel, the following vulnerability has been resolved:

ipv4, ipv6: Fix handling of transhdrlen in __ip{,6}_append_data()

The Linux kernel CVE team has assigned CVE-2023-52527 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024030254-CVE-2023-52527-a1e8@gregkh/T/#u

Comment 1 Alex 2024-06-09 12:37:47 UTC
The result of automatic check (that is developed by Alexander Larkin) for this CVE-2023-52527 is: 	SKIP	No affected files built, so skip this CVE	NO			-	-	unknown (where first YES/NO value means if related sources built).