{"action":"Upgrade asterisk to 1:20.4.0~dfsg+~cs6.13.40431414-1 or later.","affected":[{"fixed":"1:20.4.0~dfsg+~cs6.13.40431414-1","introduced":"0"}],"component":"asterisk","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:20.4.0~dfsg+~cs6.13.40431414-1"],"id":"tcs_01M5NGHBTMSW813H24HSFB89XD","modified_at":"2026-10-15T08:02:09.005532214Z","published_at":"2022-12-20T19:15:24.663Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2022-23537","https://security-tracker.debian.org/tracker/CVE-2022-23537"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2022-23537","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2022-23537"}],"summary":"PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible whe"}