{"action":"Upgrade ircd-hybrid to 1:7.2.2.dfsg.2-10 or later.","affected":[{"fixed":"1:7.2.2.dfsg.2-10","introduced":"0"}],"component":"ircd-hybrid","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1:7.2.2.dfsg.2-10"],"id":"tcs_01M5NA8JSTD2HY9HE1GPSKBF6K","modified_at":"2026-09-01T20:03:11.311705935Z","published_at":"2013-02-13T01:55:04.090Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2013-0238","https://security-tracker.debian.org/tracker/CVE-2013-0238"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2013-0238","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2013-0238"}],"summary":"The try_parse_v4_netmask function in hostmask.c in IRCD-Hybrid before 8.0.6 does not properly validate masks, which allows remote attackers to cause a denial of service (crash) via a mask that causes"}