#VU104900 Resource management error in Linux kernel - CVE-2022-49663
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104900
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-2022-49663
CWE-ID: CWE-399
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 resource management error within the skb_tunnel_check_pmtu() function in net/ipv4/ip_tunnel_core.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/32dcf62efa0003f92a976aea0c57f118e689de8b
- https://git.kernel.org/stable/c/59c51c3b545128a92ebfb6dbae990d3abee110e7
- https://git.kernel.org/stable/c/674a641e5b67e16ba3112eacd680ff87b38539de
- https://git.kernel.org/stable/c/853a7614880231747040cada91d2b8d2e995c51a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.129
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.53
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19