#VU64077 NULL pointer dereference in Linux kernel - CVE-2022-1671

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Main Vulnerability Database Vulnerabilities #VU64077

#VU64077 NULL pointer dereference in Linux kernel - CVE-2022-1671

Published: June 8, 2022


Vulnerability identifier: #VU64077
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-1671
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in the rxrpc_preparse_s in net/rxrpc/server_key.c in the Linux kernel. A local user can crash the system or leak internal kernel information.


Remediation

Install updates from vendor's website.

External links