{"action":"Upgrade libyang to 6.4.13-1 or later.","affected":[{"fixed":"6.4.13-1","introduced":"0"}],"component":"libyang","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.4.13-1"],"id":"tcs_01M5NS8GRQ3KEKMYK9CWMCKG7K","modified_at":"2026-10-27T09:47:36.715340515Z","published_at":"2026-05-14T21:16:47.500Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-44673","https://security-tracker.debian.org/tracker/CVE-2026-44673"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-44673#Debian:14/libyang","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-44673"}],"summary":"libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a malicious"}