{"apiVersion":"1.0","identifier":"CVE-2026-72243","description":"In the Linux kernel, the following vulnerability has been resolved: selinux: check connect-related permissions on TCP Fast Open Similar to Landlock, SELinux was not updated when TCP Fast Open support was introduced to ensure connect-related permissions are checked when using TCP Fast Open. Update its socket_sendmsg() hook to call selinux_socket_connect() when MSG_FASTOPEN is passed.","publishedAt":"2026-08-15T06:21:51","lastModifiedAt":"2026-08-18T07:16:54","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-72243","cvssScore":8.4,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","epssProbability":0.00161,"riskScore":0.85,"affectedProduct":"Linux kernel","affectedVersions":"unknown","vulnerabilityType":"Kernel","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-72243","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-72243","en":"https://www.redsauce.net/en/cves/CVE-2026-72243","fr":"https://www.redsauce.net/fr/cves/CVE-2026-72243","pt":"https://www.redsauce.net/pt/cves/CVE-2026-72243","de":"https://www.redsauce.net/de/cves/CVE-2026-72243","sk":"https://www.redsauce.net/sk/cves/CVE-2026-72243","el":"https://www.redsauce.net/el/cves/CVE-2026-72243"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-72243"}}