Use-after-free in Linux kernel - CVE-2023-1195

 

Use-after-free in Linux kernel - CVE-2023-1195

Published: March 17, 2023


Vulnerability identifier: #VU73784
CSH Severity: Low
CVSS v4.0: 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-2023-1195
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the reconn_set_ipaddr_from_hostname() function in fs/cifs/connect.c in Linux kernel. A local user can perform a denial of service (DoS) attack.



How to mitigate CVE-2023-1195

Install updates from vendor's website.

Sources