{"id":"UBUNTU-CVE-2019-11579","details":"dhcp.c in dhcpcd before 7.2.1 contains a 1-byte read overflow with DHO_OPTSOVERLOADED.","modified":"2025-10-24T04:47:38Z","published":"2019-04-28T16:29:00Z","upstream":["CVE-2019-11579"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-11579"},{"type":"REPORT","url":"https://roy.marples.name/git/dhcpcd.git/commit/?id=4b67f6f1038fd4ad5ca7734eaaeba1b2ec4816b8"},{"type":"REPORT","url":"https://roy.marples.name/archives/dhcpcd-discuss/0002415.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-11579"}],"affected":[{"package":{"name":"dhcpcd5","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/dhcpcd5@6.0.5-2+deb8u1build0.14.04.1~esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.5-2+deb8u1build0.14.04.1~esm1"}]}],"versions":["5.5.6-1","6.0.5-1ubuntu1","6.0.5-1.1","6.0.5-2build0.14.04.1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"6.0.5-2+deb8u1build0.14.04.1~esm1","binary_name":"dhcpcd5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-11579.json"}},{"package":{"name":"dhcpcd5","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/dhcpcd5@6.10.1-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.9.1-1","6.9.3-1","6.10.1-1"],"ecosystem_specific":{"binaries":[{"binary_version":"6.10.1-1","binary_name":"dhcpcd5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-11579.json"}},{"package":{"name":"dhcpcd5","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/dhcpcd5@6.11.5-0ubuntu1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.11.5-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"6.11.5-0ubuntu1","binary_name":"dhcpcd5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-11579.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"type":"Ubuntu","score":"low"}]}