{"action":"Upgrade mercurial to 4.6.1-1 or later.","affected":[{"fixed":"4.6.1-1","introduced":"0"}],"component":"mercurial","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.6.1-1"],"id":"tcs_01M5ND156HV01RYA4JJWW38RQZ","modified_at":"2026-10-23T18:03:54.671948546Z","published_at":"2018-07-06T00:29:00.250Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-13346","https://security-tracker.debian.org/tracker/CVE-2018-13346"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-13346#Debian:14/mercurial","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-13346"}],"summary":"The mpatch_apply function in mpatch.c in Mercurial before 4.6.1 incorrectly proceeds in cases where the fragment start is past the end of the original data, aka OVE-20180430-0004."}