#VU104886 Buffer overflow in Linux kernel - CVE-2022-49340
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104886
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-2022-49340
CWE-ID: CWE-119
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 corruption within the ipgre_xmit() function in net/ipv4/ip_gre.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/0c92d813c7c9ca2212ecd879232e7d87362fce98
- https://git.kernel.org/stable/c/0ffa268724656633af5f37a38c212326d98ebe8c
- https://git.kernel.org/stable/c/3d08bc3a5d9b2106f5c8bcf1adb73147824aa006
- https://git.kernel.org/stable/c/7596bd7920985f7fc8579a92e48bc53ce4475b21
- https://git.kernel.org/stable/c/8d21e9963bec1aad2280cdd034c8993033ef2948
- https://git.kernel.org/stable/c/e6b6f98fc7605c06c0a3baa70f62c534d7b4ce58
- https://git.kernel.org/stable/c/fbeb8dfa8b87ef259eef0c89e39b53962a3cf604
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.122