CVE-2024-26673
Not scored
netfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations - Disallow families other than NFPROTO_{IPV4,IPV6,INET}. - Disallow layer 4 protocol with no ports, since destination port is a mandatory attribute for this object.
Exploit probability
0.2%
Published
April 2, 2024
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2024-26673
View original source
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations - Disallow families other than NFPROTO_{IPV4,IPV6,INET}. - Disallow layer 4 protocol with no ports, since destination port is a mandatory attribute for this object.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/0f501dae16b7099e69ee9b0d5c70b8f40fd30e98
- https://git.kernel.org/stable/c/38cc1605338d99205a263707f4dde76408d3e0e8
- https://git.kernel.org/stable/c/65ee90efc928410c6f73b3d2e0afdd762652c09d
- https://git.kernel.org/stable/c/8059918a1377f2f1fff06af4f5a4ed3d5acd6bc4
- https://git.kernel.org/stable/c/b775ced05489f4b77a35fe203e9aeb22f428e38f
- https://git.kernel.org/stable/c/cfe3550ea5df292c9e2d608e8c4560032391847e
- https://git.kernel.org/stable/c/f549f340c91f08b938d60266e792ff7748dae483
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26673.json
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://nvd.nist.gov/vuln/detail/CVE-2024-26673