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dhcp: double-deletion of the released addresses in the dhcpv6 code leading to crash and possible DoS

🗓️ 06 Aug 2019 14:04:11Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Bug in dynamic host configuration server causes double deletion of released addresses, crashes.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64dhclient12:4.2.5-77.el7dhclient-12:4.2.5-77.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64ledhclient12:4.2.5-77.el7dhclient-12:4.2.5-77.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xdhclient12:4.2.5-77.el7dhclient-12:4.2.5-77.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64dhclient12:4.2.5-77.el7dhclient-12:4.2.5-77.el7.x86_64.rpm
Red Hat Enterprise Linux7ppc64dhcp12:4.2.5-77.el7dhcp-12:4.2.5-77.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64ledhcp12:4.2.5-77.el7dhcp-12:4.2.5-77.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xdhcp12:4.2.5-77.el7dhcp-12:4.2.5-77.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64dhcp12:4.2.5-77.el7dhcp-12:4.2.5-77.el7.x86_64.rpm
Red Hat Enterprise Linux7ppc64dhcp-common12:4.2.5-77.el7dhcp-common-12:4.2.5-77.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64ledhcp-common12:4.2.5-77.el7dhcp-common-12:4.2.5-77.el7.ppc64le.rpm
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25 Jun 2026 10:53Current
5.7Medium risk
Vulners AI Score5.7
CVSS 25
CVSS 3.16.5 - 7.5
EPSS0.08813
5