CVE-2022-0168

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.

Score

CVSS 3.1 4.4 Medium

Status

Modified - secalert@redhat.com

Published

2022-08-26

Last modified

2024-08-02

Weaknesses

CWE-476

Affected products

• Linux Kernel (Linux)
• Enterprise Linux (Redhat)

References

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