{"action":"Upgrade asterisk to 1:20.0.1~dfsg+~cs6.12.40431414-1 or later.","affected":[{"fixed":"1:20.0.1~dfsg+~cs6.12.40431414-1","introduced":"0"}],"component":"asterisk","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:20.0.1~dfsg+~cs6.12.40431414-1"],"id":"tcs_01M5NGZTT2VJCA31B38F7KDYJG","modified_at":"2026-11-03T08:03:16.169548399Z","published_at":"2022-12-05T21:15:10.177Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2022-42705","https://security-tracker.debian.org/tracker/CVE-2022-42705"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2022-42705","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2022-42705"}],"summary":"A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing ac"}