Bug 2000585 (CVE-2021-3760)

Summary: CVE-2021-3760 kernel: nfc: Use-After-Free vulnerability of ndev->rf_conn_info object
Product: [Other] Security Response Reporter: Alex <allarkin>
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, dhoward, dvlasenk, fhrbata, fpacheco, hdegoede, hkrzesin, jarod, jarodwilson, jburrell, jeremy, jforbes, jglisse, jlelli, jonathan, josef, jshortt, jstancek, jwboyer, kcarcia, kernel-maint, kernel-mgr, lgoncalv, linville, masami256, mchehab, nmurray, ptalbert, qzhao, rvrbovsk, security-response-team, steved, vkumar, walters, williams
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Fixed In Version: kernel 5.14.15-100.fc33, kernel 5.14.15-200.fc34, kernel 5.14.15-300.fc35 Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in the Linux kernel. A use-after-free vulnerability in the NFC stack can lead to a threat to confidentiality, integrity, and system availability.
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-10-27 20:07:55 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 2017943    
Bug Blocks: 2000025    

Description Alex 2021-09-02 12:45:36 UTC
A flaw was found in the Linux kernel in NFC stack (protocol) that is UAF vulnerability of ndev->rf_conn_info object.

Comment 5 Guilherme de Almeida Suckevicz 2021-10-27 18:45:01 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2017943]

Comment 6 Product Security DevOps Team 2021-10-27 20:07:55 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):