dhcpcd vulnerabilities (Azure Linux)

5 vulnerabilities.

• dhcpcd Azure Linux Dhcpcd: dhcpcd infinite loop and out-of-bounds read via zero-length ipv6 nd option in router advertisement handling CVE-2026-14258 Fix available 6.5 MediumJuly 1, 2026
• dhcpcd Azure Linux dhcpcd Heap Use-After-Free via Control Socket Handling CVE-2026-56117 Fix available 5.7 MediumJune 23, 2026
• dhcpcd Azure Linux dhcpcd Memory Leak DoS via IPv6 Router Advertisement Handling CVE-2026-56116 Fix available 7.1 HighJune 23, 2026
• dhcpcd Azure Linux dhcpcd Stack Out-of-Bounds Write in dhcp6_makemessage() CVE-2026-56114 Fix available 6.0 MediumJune 23, 2026
• dhcpcd Azure Linux dhcpcd Heap Use-After-Free in dhcp6_deprecateaddrs via DHCPv6 RENEW CVE-2026-56113 Fix available 6.0 MediumJune 23, 2026