CVE-2015-1821
EPSS 2.6%chrony - security update
Published: 4/16/2015Modified: 3/9/2026
Description
Heap-based buffer overflow in chrony before 1.31.1 allows remote authenticated users to cause a denial of service (chronyd crash) or possibly execute arbitrary code by configuring the (1) NTP or (2) cmdmon access with a subnet size that is indivisible by four and an address with a nonzero bit in the subnet remainder.
Affected packages (3)
- Debian/chronyfrom 0, < 1.30-2
- Debian/chronyfrom 0, < 1.24-3+squeeze2
- Debian/chronyfrom 0, < 1.24-3.1+deb7u3