Bug 2292407 (CVE-2024-26592)

Summary: CVE-2024-26592 kernel: ksmbd: fix UAF issue in ksmbd_tcp_new_connection()
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
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, jlelli, joe.lawrence, jshortt, jstancek, jwyatt, kcarcia, ldoskova, lgoncalv, lzampier, mleitner, mmilgram, mstowell, nmurray, ptalbert, rparrazo, rrobaina, rvrbovsk, rysulliv, scweaver, 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 6.1.75, kernel 6.6.14, kernel 6.7.2, kernel 6.8-rc1 Doc Type: If docs needed, set a value
Doc Text:
A vulnerability was found in the Linux kernel in the smb filesystem, where a race condition between the handling of a new TCP connection and its disconnection can lead to a use-after-free vulnerability on `struct tcp_transport` in the ksmbd_tcp_new_connection() function.
 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: 2292408    
Bug Blocks: 2292413    

Description Pedro Sampaio 2024-06-14 13:31:42 UTC 
In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix UAF issue in ksmbd_tcp_new_connection()

The Linux kernel CVE team has assigned CVE-2024-26592 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024022259-CVE-2024-26592-58f7@gregkh/T
Comment 1 Pedro Sampaio 2024-06-14 13:32:13 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2292408]