{"id":"CLSA-2021-1635459350","summary":"Fix CVE(s): CVE-2021-23017","details":"\n   * SECURITY UPDATE: Off-by-one in ngx_resolver_copy() when\n     labels are followed by a pointer to a root domain name\n     - debian/patches/fix-off-by-one-heap-write-vulnerability.patch\n     - CVE-2021-23017","modified":"2026-06-04T09:45:36.481730307Z","published":"2021-10-28T22:15:50Z","upstream":["CVE-2021-23017"],"references":[{"type":"ADVISORY","url":"https://errata.cloudlinux.com/ubuntu16_04/CLSA-2021-1635459350"}],"affected":[{"package":{"name":"nginx","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/nginx?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.3-0ubuntu0.16.04.6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459350.json"}},{"package":{"name":"nginx-common","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/nginx-common?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.3-0ubuntu0.16.04.6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459350.json"}},{"package":{"name":"nginx-core","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/nginx-core?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.3-0ubuntu0.16.04.6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459350.json"}},{"package":{"name":"nginx-doc","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/nginx-doc?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.3-0ubuntu0.16.04.6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459350.json"}},{"package":{"name":"nginx-extras","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/nginx-extras?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.3-0ubuntu0.16.04.6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459350.json"}},{"package":{"name":"nginx-full","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/nginx-full?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.3-0ubuntu0.16.04.6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459350.json"}},{"package":{"name":"nginx-light","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/nginx-light?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.3-0ubuntu0.16.04.6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459350.json"}}],"schema_version":"1.7.5"}