#VU104611 NULL pointer dereference in Linux kernel - CVE-2022-49664
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104611
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-2022-49664
CWE-ID: CWE-476
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 NULL pointer dereference within the tipc_node_create() and tipc_node_check_dest() functions in net/tipc/node.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/35fcb2ba35b4d9b592b558c3bcc6e0d90e213588
- https://git.kernel.org/stable/c/456bc338871c4a52117dd5ef29cce3745456d248
- https://git.kernel.org/stable/c/cb8092d70a6f5f01ec1490fce4d35efed3ed996c
- https://git.kernel.org/stable/c/e52910e671f58c619e33dac476b11b35e2d3ab6f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.10