vulnerability

Red Hat: CVE-2022-0168: kernel: smb2_ioctl_query_info NULL pointer dereference (Multiple Advisories)

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Severity
4
CVSS
(AV:L/AC:L/Au:M/C:N/I:N/A:C)
Published
Aug 26, 2022
Added
Nov 9, 2022
Modified
Nov 14, 2025

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.

Solutions

redhat-upgrade-kernelredhat-upgrade-kernel-rt

References

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