{"action":"Upgrade pcre2 to 10.34-1 or later.","affected":[{"fixed":"10.34-1","introduced":"0"}],"component":"pcre2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["10.34-1"],"id":"tcs_01M5NE4W6Y4PZFDW3ABHWTBCWJ","modified_at":"2026-09-21T07:02:09.393463226Z","published_at":"2020-02-14T14:15:10.593Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-20454","https://security-tracker.debian.org/tracker/CVE-2019-20454"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-20454#Debian:13/pcre2","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-20454"}],"summary":"An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \\X is JIT compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to parse untruste"}