{"id":"CVE-2012-4502","details":"Multiple integer overflows in pktlength.c in Chrony before 1.29 allow remote attackers to cause a denial of service (crash) via a crafted (1) REQ_SUBNETS_ACCESSED or (2) REQ_CLIENT_ACCESSES command request to the PKL_CommandLength function or crafted (3) RPY_SUBNETS_ACCESSED, (4) RPY_CLIENT_ACCESSES, (5) RPY_CLIENT_ACCESSES_BY_INDEX, or (6) RPY_MANUAL_LIST command reply to the PKL_ReplyLength function, which triggers an out-of-bounds read or buffer overflow.  NOTE: versions 1.27 and 1.28 do not require authentication to exploit.","modified":"2026-04-10T03:42:28.665636Z","published":"2013-11-05T21:55:08Z","related":["openSUSE-SU-2024:10345-1"],"references":[{"type":"ADVISORY","url":"http://permalink.gmane.org/gmane.comp.time.chrony.announce/15"},{"type":"ADVISORY","url":"http://www.debian.org/security/2013/dsa-2760"},{"type":"FIX","url":"http://permalink.gmane.org/gmane.comp.time.chrony.announce/15"},{"type":"FIX","url":"http://seclists.org/oss-sec/2013/q3/332"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=846392"},{"type":"WEB","url":"http://git.tuxfamily.org/chrony/chrony.git/?p=chrony/chrony.git%3Ba=commitdiff%3Bh=7712455d9aa33d0db0945effaa07e900b85987b1"}],"schema_version":"1.7.5"}