CVE-2024-26673
netfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
5.3
References 7
git.kernel.org
- stable/c/f549f340c91f08b938d60266e792ff7748dae483
- stable/c/65ee90efc928410c6f73b3d2e0afdd762652c09d
- stable/c/b775ced05489f4b77a35fe203e9aeb22f428e38f
- stable/c/0f501dae16b7099e69ee9b0d5c70b8f40fd30e98
- stable/c/cfe3550ea5df292c9e2d608e8c4560032391847e
- stable/c/38cc1605338d99205a263707f4dde76408d3e0e8
- stable/c/8059918a1377f2f1fff06af4f5a4ed3d5acd6bc4