{"id":"CVE-2026-101303","title":"The IPv6 UDP send path for unconnected sockets did not apply the jail policy of rewriting a loopback destination address to the jail's primary IPv6 address.\n\nA process in a classic (non-VNET) jail can send UDP datagrams to services liste…","summary":"The IPv6 UDP send path for unconnected sockets did not apply the jail policy of rewriting a loopback destination address to the jail's primary IPv6 address.\n\nA process in a classic (non-VNET) jail can send UDP datagrams to services liste…","severity":"none","cwe":["CWE-941"],"vendor":"FreeBSD","product":"FreeBSD","affected":["FreeBSD >= 15.1-RELEASE < p4","FreeBSD >= 15.0-RELEASE < p14","FreeBSD >= 14.5-RELEASE < p1","FreeBSD >= 14.4-RELEASE < p10"],"published":"2026-10-15","updated":"2026-10-15","sourceUpdated":"2026-10-15T07:17:57.437","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-101303","references":[{"url":"https://security.freebsd.org/advisories/FreeBSD-SA-26:69.udp.asc","label":"secteam@freebsd.org"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-15T07:57:27.842Z","slug":"CVE-2026-101303","body":"## Overview\n\nThe IPv6 UDP send path for unconnected sockets did not apply the jail policy of rewriting a loopback destination address to the jail's primary IPv6 address.\n\nA process in a classic (non-VNET) jail can send UDP datagrams to services listening on the host's IPv6 loopback address, bypassing jail network isolation.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}