{"cve":"CVE-2024-26673","nvd":{"published":"2024-04-02T07:15:43.967","modified":"2026-06-17T07:18:03.757","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations\n\n- Disallow families other than NFPROTO_{IPV4,IPV6,INET}.\n- Disallow layer 4 protocol with no ports, since destination port is a\n  mandatory attribute for this object.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","score":7.1},"cwes":[],"references":["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"],"products":["debian:debian_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:47:51.568503435+00:00"},"epss":{"cve":"CVE-2024-26673","score":0.00237,"percentile":0.14774,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}