{"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:13","exploited":false,"fixed_versions":["4.12-1"],"id":"tcs_01M5NJ6RB647ADK9QMHVTZM8JH","modified_at":"2026-10-26T18:03:06.205562327Z","published_at":"2023-08-25T21:15:08.230Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-38711","https://security-tracker.debian.org/tracker/CVE-2023-38711"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-38711#Debian:13/libreswan","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-38711"}],"summary":"An issue was discovered in Libreswan before 4.12. When an IKEv1 Quick Mode connection configured with ID_IPV4_ADDR or ID_IPV6_ADDR receives an IDcr payload with ID_FQDN, a NULL pointer dereference cau"}