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VULNERABILITIES

CVE-2022-0646 Details

Description

A flaw use after free in the Linux kernel Management Component Transport Protocol (MCTP) subsystem was found in the way user triggers cancel_work_sync after the unregister_netdev during removing device. A local user could use this flaw to crash the system or escalate their privileges on the system. It is actual from Linux Kernel 5.17-rc1 (when mctp-serial.c introduced) till 5.17-rc5.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://lore.kernel.org/all/20220211011552.1861886-1-jk%40codeconstruct.com.au CVEMailing ListPatch
https://security.netapp.com/advisory/ntap-20220318-0006/ CVEThird Party Advisory
https://lore.kernel.org/all/20220211011552.1861886-1-jk%40codeconstruct.com.au [email protected]Mailing ListPatch
https://security.netapp.com/advisory/ntap-20220318-0006/ [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-416Use After Free[email protected]
CWE-459Incomplete Cleanup[email protected]

Affected Products

ProductVersions

Change History

24 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2022-0646
NVD Published Date:
Feb 18, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2022-0646 Details - Not Deferred