CVE-2024-44992
kernel: smb/client: avoid possible NULL dereference in cifs_free_subrequest()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 4, 2024
Updated · September 13, 2026
Description
A flaw was found in the Linux kernel's Server Message Block (SMB) client. A missing check for a NULL pointer in the cifs_free_subrequest() function can lead to a NULL dereference. This vulnerability could allow a local attacker to cause a system crash, resulting in a Denial of Service (DoS).
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference