USN-5658-1: DHCP vulnerabilities
5 October 2022
Several security issues were fixed in DHCP.
- isc-dhcp - DHCP server and client
It was discovered that DHCP incorrectly handled option reference counting.
A remote attacker could possibly use this issue to cause DHCP servers to
crash, resulting in a denial of service. (CVE-2022-2928)
It was discovered that DHCP incorrectly handled certain memory operations.
A remote attacker could possibly use this issue to cause DHCP clients and
servers to consume resources, leading to a denial of service.
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.