CVE-2022-0168

State: Published
Severity: Not scored
Published: Aug 26, 2022
Updated: Aug 2, 2024
Reserved: Jan 10, 2022

Description

A denial of service (DOS) issue was found in the Linux kernel’s smb2_ioctl_query_info function in the fs/cifs/smb2ops.c Common Internet File System (CIFS) due to an incorrect return from the memdup_user function. This flaw allows a local, privileged (CAP_SYS_ADMIN) attacker to crash the system.

Scores

The record has no CVSS score.

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
kerneln/a	Affects v5.4–5.12, v5.13-rc+HEADAffected

References

https://bugzilla.redhat.com/show_bug.cgi?id=2037386
https://access.redhat.com/security/cve/CVE-2022-0168
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d6f5e358452479fa8a773b5c6ccc9e4ec5a20880

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