Improper locking in Linux kernel - CVE-2024-26732
Published: June 3, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90790
CSH Severity: 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-2024-26732
CWE-ID: CWE-667
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 improper locking within the unix_seqpacket_sendmsg() function in net/unix/af_unix.c, within the udp_init_sock() function in net/ipv4/udp.c, within the sk_setsockopt() and sock_valbool_flag() functions in net/core/sock.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.