{"action":"Upgrade libyang to 3.4.2+dfsg-2 or later.","affected":[{"fixed":"3.4.2+dfsg-2","introduced":"0"}],"component":"libyang","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["3.4.2+dfsg-2"],"id":"tcs_01M5NHZ1M4FWTXYWRJSF57A8FH","modified_at":"2026-10-23T18:04:51.995994206Z","published_at":"2023-04-11T12:15:07.657Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-26917","https://security-tracker.debian.org/tracker/CVE-2023-26917"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-26917","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-26917"}],"summary":"libyang from v2.0.164 to v2.1.30 was discovered to contain a NULL pointer dereference via the function lysp_stmt_validate_value at lys_parse_mem.c."}