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HIGH · 7.8

CVE-2022-0646

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 devic...

Vulnerability 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.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
LinuxLinux Kernel5.17
NetappH410C Firmware-
NetappH410C-
NetappH300S Firmware-
NetappH300S-
NetappH500S Firmware-
NetappH500S-
NetappH700S Firmware-
NetappH700S-
NetappH300E Firmware-
NetappH300E-
NetappH500E Firmware-
NetappH500E-
NetappH700E Firmware-
NetappH700E-
NetappH410S Firmware-
NetappH410S-

Related Weaknesses (CWE)

CWE-459CWE-416

References

FAQ

What is CVE-2022-0646?

CVE-2022-0646 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 devic...

How severe is CVE-2022-0646?

CVE-2022-0646 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-0646?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Netapp H410C Firmware, Netapp H410C, Netapp H300S Firmware, Netapp H300S.