#VU106140 Memory leak in Linux kernel - CVE-2023-53008
Published: March 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU106140
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-53008
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the SMB2_auth_kerberos() function in fs/cifs/smb2pdu.c, within the decode_ntlmssp_challenge() and sess_auth_kerberos() functions in fs/cifs/sess.c, within the build_avpair_blob() function in fs/cifs/cifsencrypt.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.