{"schema_version":"1.7.2","id":"OESA-2026-2759","modified":"2026-08-06T11:11:41Z","published":"2026-06-24T11:11:41Z","upstream":["CVE-2026-3592"],"summary":"dhcp security update","details":"The Dynamic Host Configuration Protocol (DHCP) is a network management protocol used on UDP/IP networks whereby a DHCP server dynamically assigns an IP address and other network configuration parameters to each device on a network so they can communicate with other IP networks.\r\n\r\nSecurity Fix(es):\n\nBIND resolvers are vulnerable to an amplified resource consumption/exhaustion attack.  If a victim resolver makes a query to a specially crafted zone, the resolver will consume disproportionate resources.\nThis issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.48, 9.20.0 through 9.20.22, 9.21.0 through 9.21.21, 9.11.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.48-S1, and 9.20.9-S1 through 9.20.22-S1.(CVE-2026-3592)","affected":[{"package":{"ecosystem":"openEuler:20.03-LTS-SP4","name":"dhcp","purl":"pkg:rpm/openEuler/dhcp&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.2-17.oe2003sp4"}]}],"ecosystem_specific":{"aarch64":["dhcp-4.4.2-17.oe2003sp4.aarch64.rpm","dhcp-debuginfo-4.4.2-17.oe2003sp4.aarch64.rpm","dhcp-debugsource-4.4.2-17.oe2003sp4.aarch64.rpm","dhcp-devel-4.4.2-17.oe2003sp4.aarch64.rpm"],"noarch":["dhcp-help-4.4.2-17.oe2003sp4.noarch.rpm"],"src":["dhcp-4.4.2-17.oe2003sp4.src.rpm"],"x86_64":["dhcp-4.4.2-17.oe2003sp4.x86_64.rpm","dhcp-debuginfo-4.4.2-17.oe2003sp4.x86_64.rpm","dhcp-debugsource-4.4.2-17.oe2003sp4.x86_64.rpm","dhcp-devel-4.4.2-17.oe2003sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:22.03-LTS-SP4","name":"dhcp","purl":"pkg:rpm/openEuler/dhcp&distro=openEuler-22.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.3-12.oe2203sp4"}]}],"ecosystem_specific":{"aarch64":["dhcp-4.4.3-12.oe2203sp4.aarch64.rpm","dhcp-debuginfo-4.4.3-12.oe2203sp4.aarch64.rpm","dhcp-debugsource-4.4.3-12.oe2203sp4.aarch64.rpm","dhcp-devel-4.4.3-12.oe2203sp4.aarch64.rpm"],"noarch":["dhcp-help-4.4.3-12.oe2203sp4.noarch.rpm"],"src":["dhcp-4.4.3-12.oe2203sp4.src.rpm"],"x86_64":["dhcp-4.4.3-12.oe2203sp4.x86_64.rpm","dhcp-debuginfo-4.4.3-12.oe2203sp4.x86_64.rpm","dhcp-debugsource-4.4.3-12.oe2203sp4.x86_64.rpm","dhcp-devel-4.4.3-12.oe2203sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS-SP1","name":"dhcp","purl":"pkg:rpm/openEuler/dhcp&distro=openEuler-24.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.3-13.oe2403sp1"}]}],"ecosystem_specific":{"aarch64":["dhcp-4.4.3-13.oe2403sp1.aarch64.rpm","dhcp-debuginfo-4.4.3-13.oe2403sp1.aarch64.rpm","dhcp-debugsource-4.4.3-13.oe2403sp1.aarch64.rpm","dhcp-devel-4.4.3-13.oe2403sp1.aarch64.rpm"],"noarch":["dhcp-help-4.4.3-13.oe2403sp1.noarch.rpm"],"src":["dhcp-4.4.3-13.oe2403sp1.src.rpm"],"x86_64":["dhcp-4.4.3-13.oe2403sp1.x86_64.rpm","dhcp-debuginfo-4.4.3-13.oe2403sp1.x86_64.rpm","dhcp-debugsource-4.4.3-13.oe2403sp1.x86_64.rpm","dhcp-devel-4.4.3-13.oe2403sp1.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS-SP3","name":"dhcp","purl":"pkg:rpm/openEuler/dhcp&distro=openEuler-24.03-LTS-SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.3-14.oe2403sp3"}]}],"ecosystem_specific":{"aarch64":["dhcp-4.4.3-14.oe2403sp3.aarch64.rpm","dhcp-debuginfo-4.4.3-14.oe2403sp3.aarch64.rpm","dhcp-debugsource-4.4.3-14.oe2403sp3.aarch64.rpm","dhcp-devel-4.4.3-14.oe2403sp3.aarch64.rpm"],"noarch":["dhcp-help-4.4.3-14.oe2403sp3.noarch.rpm"],"src":["dhcp-4.4.3-14.oe2403sp3.src.rpm"],"x86_64":["dhcp-4.4.3-14.oe2403sp3.x86_64.rpm","dhcp-debuginfo-4.4.3-14.oe2403sp3.x86_64.rpm","dhcp-debugsource-4.4.3-14.oe2403sp3.x86_64.rpm","dhcp-devel-4.4.3-14.oe2403sp3.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2759"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3592"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}],"database_specific":{"severity":"Medium"}}