{"id":"CVE-2013-0238","details":"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 a negative number to be parsed.","modified":"2026-04-10T03:42:37.624185Z","published":"2013-02-13T01:55:04Z","references":[{"type":"ADVISORY","url":"http://secunia.com/advisories/51948"},{"type":"ADVISORY","url":"http://secunia.com/advisories/52106"},{"type":"ADVISORY","url":"http://www.debian.org/security/2013/dsa-2618"},{"type":"ADVISORY","url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:093"},{"type":"WEB","url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=699267"},{"type":"WEB","url":"http://osvdb.org/89623"},{"type":"WEB","url":"http://svn.ircd-hybrid.org:8000/viewcvs.cgi/ircd-hybrid/trunk/src/hostmask.c?r1=1786&r2=1785&pathrev=1786"},{"type":"WEB","url":"http://www.exploit-db.com/exploits/24951"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2013/01/29/8"},{"type":"WEB","url":"http://www.securityfocus.com/bid/57610"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/81695"},{"type":"WEB","url":"https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0055"}],"schema_version":"1.7.5"}