Description
ntpd in ntp 4.2.8 before 4.2.8p15 and 4.3.x before 4.3.101 allows remote attackers to cause a denial of service (memory consumption) by sending packets, because memory is not freed in situations where a CMAC key is used and associated with a CMAC algorithm in the ntp.keys file.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://support.ntp.org/bin/view/Main/SecurityNotice#June_2020_ntp_4_2_8p15_NTP_Relea ↗
- https://support.ntp.org/bin/view/Main/NtpBug3661 ↗
- https://bugs.gentoo.org/729458 ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.html ↗
- https://security.gentoo.org/glsa/202007-12 ↗
- https://www.oracle.com/security-alerts/cpujan2021.html ↗
- https://security.netapp.com/advisory/ntap-20200702-0002/ ↗