description: chrony before 1.31.1 does not properly protect state variables in authenticated symmetric NTP associations, which allows remote attackers with knowledge of NTP peering to cause a denial of service (inability to synchronize) via random timestamps in crafted NTP data packets.
problem types: Other
affected:
{
product: chrony
vendor: chrony
versions:
status: affected, version: before 1.31.1
}