Bug 2268291 (CVE-2023-52607)

Summary: CVE-2023-52607 kernel: powerpc/mm: Fix null-pointer dereference in pgtable_cache_add
Product: [Other] Security Response Reporter: Zack Miele <zmiele>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- 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 4.19.307, kernel 5.4.269, kernel 5.10.210, kernel 5.15.149, kernel 6.1.77, kernel 6.6.16, kernel 6.7.4, kernel 6.8-rc1 Doc Type: If docs needed, set a value
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Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2268292    
Bug Blocks: 2268346    

Description Zack Miele 2024-03-06 22:04:02 UTC 
In the Linux kernel, the following vulnerability has been resolved:

powerpc/mm: Fix null-pointer dereference in pgtable_cache_add

The Linux kernel CVE team has assigned CVE-2023-52607 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024030647-CVE-2023-52607-75d1@gregkh/T
Comment 1 Zack Miele 2024-03-06 22:04:34 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2268292]
Comment 2 Justin M. Forbes 2024-03-07 23:58:32 UTC 
This was fixed for Fedora with the 6.7.4 stable kernel updates.