{"action":"Upgrade libreswan to 4.12-1 or later.","affected":[{"fixed":"4.12-1","introduced":"0"}],"component":"libreswan","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.12-1"],"id":"tcs_01M5NJ6R53X1TJ013PDP8JX1B6","modified_at":"2026-10-26T18:02:40.896851851Z","published_at":"2023-08-25T21:15:08.167Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-38710","https://security-tracker.debian.org/tracker/CVE-2023-38710"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-38710#Debian:14/libreswan","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-38710"}],"summary":"An issue was discovered in Libreswan before 4.12. When an IKEv2 Child SA REKEY packet contains an invalid IPsec protocol ID number of 0 or 1, an error notify INVALID_SPI is sent back. The notify paylo"}