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.
References
History
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MITRE Information
Status: PUBLISHED
Assigner: redhat
Published: 2022-10-03T16:15:33
Updated: 2022-10-03T16:15:33
Reserved: 2022-10-03T00:00:00
Link: CVE-2012-4502
JSON object: View
NVD Information
Status : Modified
Published: 2013-11-05T21:55:08.047
Modified: 2023-11-07T02:11:52.680
Link: CVE-2012-4502
JSON object: View
Redhat Information
No data.
CWE