{"action":"Upgrade libonig to 6.9.4-1 or later.","affected":[{"fixed":"6.9.4-1","introduced":"0"}],"component":"libonig","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.9.4-1"],"id":"tcs_01M5NE2JH65FTXFT2WSECYVZD1","modified_at":"2026-09-21T07:00:40.470326570Z","published_at":"2019-11-25T17:15:11.887Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-19246","https://security-tracker.debian.org/tracker/CVE-2019-19246"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-19246#Debian:13/libonig","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-19246"}],"summary":"Oniguruma through 6.9.3, as used in PHP 7.3.x and other products, has a heap-based buffer over-read in str_lower_case_match in regexec.c."}