Bug 2080940 (CVE-2022-29968)

Summary: CVE-2022-29968 kernel: io_rw_init_file in fs/io_uring.c lacks initialization of kiocb->private
Product: [Other] Security Response Reporter: Avinash Hanwate <ahanwate>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: acaringi, adscvr, airlied, alciregi, bhu, brdeoliv, bskeggs, chwhite, crwood, ddepaula, dhoward, dvlasenk, fhrbata, fpacheco, hdegoede, hkrzesin, hpa, jarod, jarodwilson, jfaracco, jferlan, jforbes, jglisse, jlelli, joe.lawrence, jonathan, josef, jshortt, jstancek, jwboyer, jwyatt, kcarcia, kernel-maint, kernel-mgr, lgoncalv, linville, lzampier, masami256, mchehab, nmurray, ptalbert, qzhao, rvrbovsk, scweaver, steved, walters, williams
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: kernel 5.18 rc5 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2022-05-29 20:44:04 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: 2080941    
Bug Blocks: 2080943    

Description Avinash Hanwate 2022-05-02 12:08:52 UTC
An issue was discovered in the Linux kernel through 5.17.5. io_rw_init_file in fs/io_uring.c lacks initialization of kiocb->private.

https://github.com/torvalds/linux/commit/32452a3eb8b64e01e2be717f518c0be046975b9d

Comment 1 Avinash Hanwate 2022-05-02 12:09:40 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2080941]

Comment 4 Rohit Keshri 2022-05-29 17:20:01 UTC
There was no shipped kernel version that was seen affected by this problem. These files are not built in our source code.

Comment 5 Product Security DevOps Team 2022-05-29 20:44:01 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-29968