{"id":"USN-6998-1","summary":"unbound vulnerabilities","details":"It was discovered that Unbound incorrectly handled string comparisons,\nwhich could lead to a NULL pointer dereference. An attacker could \npotentially use this issue to cause a denial of service. (CVE-2024-43167)\n\nIt was discovered that Unbound incorrectly handled memory in \ncfg_mark_ports, which could lead to a heap buffer overflow. A local \nattacker could potentially use this issue to cause a denial of service\nor execute arbitrary code. (CVE-2024-43168)\n","modified":"2026-02-10T04:45:04Z","published":"2024-09-11T01:33:35Z","related":["UBUNTU-CVE-2024-43167","UBUNTU-CVE-2024-43168"],"upstream":["CVE-2024-43167","CVE-2024-43168","UBUNTU-CVE-2024-43167","UBUNTU-CVE-2024-43168"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6998-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-43167"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-43168"}],"affected":[{"package":{"name":"unbound","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/unbound@1.4.22-1ubuntu4.14.04.3+esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.22-1ubuntu4.14.04.3+esm1"}]}],"versions":["1.4.20-1","1.4.21-1","1.4.21-1ubuntu1","1.4.21-1ubuntu2","1.4.22-1ubuntu1","1.4.22-1ubuntu2","1.4.22-1ubuntu3","1.4.22-1ubuntu4","1.4.22-1ubuntu4.14.04.1","1.4.22-1ubuntu4.14.04.2","1.4.22-1ubuntu4.14.04.3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"1.4.22-1ubuntu4.14.04.3+esm1","binary_name":"libunbound-dev"},{"binary_version":"1.4.22-1ubuntu4.14.04.3+esm1","binary_name":"libunbound2"},{"binary_version":"1.4.22-1ubuntu4.14.04.3+esm1","binary_name":"python-unbound"},{"binary_version":"1.4.22-1ubuntu4.14.04.3+esm1","binary_name":"unbound"},{"binary_version":"1.4.22-1ubuntu4.14.04.3+esm1","binary_name":"unbound-anchor"},{"binary_version":"1.4.22-1ubuntu4.14.04.3+esm1","binary_name":"unbound-host"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2024-43167"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2024-43168"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6998-1.json"}},{"package":{"name":"unbound","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/unbound@1.5.8-1ubuntu1.1+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.8-1ubuntu1.1+esm1"}]}],"versions":["1.4.22-1ubuntu6","1.5.7-1ubuntu1","1.5.7-1ubuntu2","1.5.8-1ubuntu1","1.5.8-1ubuntu1.1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"1.5.8-1ubuntu1.1+esm1","binary_name":"libunbound-dev"},{"binary_version":"1.5.8-1ubuntu1.1+esm1","binary_name":"libunbound2"},{"binary_version":"1.5.8-1ubuntu1.1+esm1","binary_name":"python-unbound"},{"binary_version":"1.5.8-1ubuntu1.1+esm1","binary_name":"unbound"},{"binary_version":"1.5.8-1ubuntu1.1+esm1","binary_name":"unbound-anchor"},{"binary_version":"1.5.8-1ubuntu1.1+esm1","binary_name":"unbound-host"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2024-43167"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2024-43168"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6998-1.json"}},{"package":{"name":"unbound","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/unbound@1.6.7-1ubuntu2.6+esm2?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.7-1ubuntu2.6+esm2"}]}],"versions":["1.6.5-1","1.6.7-1","1.6.7-1build1","1.6.7-1ubuntu1","1.6.7-1ubuntu2","1.6.7-1ubuntu2.1","1.6.7-1ubuntu2.2","1.6.7-1ubuntu2.3","1.6.7-1ubuntu2.4","1.6.7-1ubuntu2.5","1.6.7-1ubuntu2.6"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): 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