This update for ntp fixes the following issues:
ntp was updated to 4.2.8p17:
Update to 4.2.8p16:
[Sec 3808] Assertion failure in ntpq on malformed RT-11 date
[Sec 3807], bsc#1210390, CVE-2023-26555: praecis_parse() in the Palisade refclock driver has a hypothetical input buffer overflow.
[Sec 3767] An OOB KoD RATE value triggers an assertion when debug is enabled.
Multiple bug fixes and improvements. For details, see /usr/share/doc/packages/ntp/ChangeLog
http://www.ntp.org/support/securitynotice/4_2_8-series-changelog/