{"id":"UBUNTU-CVE-2022-23097","details":"An issue was discovered in the DNS proxy in Connman through 1.40. forward_dns_reply mishandles a strnlen call, leading to an out-of-bounds read.","modified":"2026-04-22T15:24:55.583997Z","published":"2022-01-28T16:15:00Z","related":["USN-6236-1"],"upstream":["CVE-2022-23097"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-23097"},{"type":"REPORT","url":"https://www.openwall.com/lists/oss-security/2022/01/25/1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6236-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-23097"}],"affected":[{"package":{"name":"connman","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/connman@1.21-1.2+deb8u1ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21-1.2+deb8u1ubuntu0.1~esm1"}]}],"versions":["1.21-1.2","1.21-1.2build1","1.21-1.2build2","1.21-1.2+deb8u1build0.16.04.1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"connman","binary_version":"1.21-1.2+deb8u1ubuntu0.1~esm1"},{"binary_name":"connman-vpn","binary_version":"1.21-1.2+deb8u1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-23097.json"}},{"package":{"name":"connman","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/connman@1.35-6ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.35-6ubuntu0.1~esm1"}]}],"versions":["1.35-1","1.35-2","1.35-6"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"connman","binary_version":"1.35-6ubuntu0.1~esm1"},{"binary_version":"1.35-6ubuntu0.1~esm1","binary_name":"connman-vpn"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-23097.json"}},{"package":{"name":"connman","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/connman@1.36-2ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.36-2ubuntu0.1"}]}],"versions":["1.36-2build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"connman","binary_version":"1.36-2ubuntu0.1"},{"binary_name":"connman-vpn","binary_version":"1.36-2ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-23097.json"}},{"package":{"name":"connman","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/connman@1.36-2.3ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.36-2.3ubuntu0.1"}]}],"versions":["1.36-2.2build1","1.36-2.3","1.36-2.3build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"connman","binary_version":"1.36-2.3ubuntu0.1"},{"binary_name":"connman-vpn","binary_version":"1.36-2.3ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-23097.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}