{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"libyang2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NRYSB4JMFF4ST9M91B76AJ","modified_at":"2026-10-21T06:05:49.058271590Z","published_at":"2026-05-26T15:16:35.660Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-41401","https://security-tracker.debian.org/tracker/CVE-2026-41401"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-41401#Debian:12/libyang2","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-41401"}],"summary":"libyang before 5.2.6 contains a heap use-after-free write vulnerability in lyd_parser_set_data_flags that incorrectly updates metadata list pointers when freeing non-head default metadata entries. Att"}