#VU104924 Input validation error in Linux kernel - CVE-2022-49561
Published: February 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104924
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-2022-49561
CWE-ID: CWE-20
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 input validation within the include/net/netfilter/nf_conntrack_core.h. 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/01989d7eebb61c99bd4b88ebc8e261bd2f02caed
- https://git.kernel.org/stable/c/04e4a11dc723c52db7a36dc58f0d69ce6426f8f0
- https://git.kernel.org/stable/c/04f9e9104c969d8ce10a4a43634f641ed082092d
- https://git.kernel.org/stable/c/56b14ecec97f39118bf85c9ac2438c5a949509ed
- https://git.kernel.org/stable/c/91a36ec160ec1a0c8f5352b772dffcbb0b6023e3
- https://git.kernel.org/stable/c/92a999d1963eed0df666284e20055136ceabd12f
- https://git.kernel.org/stable/c/b16bb373988da3ceb0308381634117e18b6ec60d
- https://git.kernel.org/stable/c/e97222b785e70e8973281666d709baad6523d8af
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.282