CVE-2026-33782

A Missing Release of Memory after Effective Lifetime vulnerability in the DHCP daemon jdhcpd of Juniper Networks Junos OS on MX Series, allows an adjacent, unauthenticated attacker to cause a memory leak, that will eventually cause a complete Denial-of-Service DoS. In a DHCPv6 over PPPoE, or DHCP...

CVE-2026-33782

CVE-2026-33782 affects Junos OS on MX Series running DHCP daemon (jdhcpd). In specific DHCPv6 scenarios (DHCPv6 over PPPoE or VLAN with Active lease query or Bulk lease query), every subscriber logout leaks memory, leading to memory exhaustion, jdhcpd crash, and a full service impact until recove...