{"id":"USN-5323-1","summary":"nbd vulnerabilities","details":"It was discovered that NBD incorrectly handled name length fields. A remote\nattacker could use this issue to cause NBD to crash, resulting in a denial\nof service, or possibly execute arbitrary code.\n","modified":"2026-02-10T04:42:31Z","published":"2022-03-14T10:54:31Z","related":["UBUNTU-CVE-2022-26495","UBUNTU-CVE-2022-26496"],"upstream":["CVE-2022-26495","CVE-2022-26496","UBUNTU-CVE-2022-26495","UBUNTU-CVE-2022-26496"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5323-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-26495"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-26496"}],"affected":[{"package":{"name":"nbd","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/nbd@1:3.16.2-1ubuntu0.2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.16.2-1ubuntu0.2"}]}],"versions":["1:3.15.2-3","1:3.16.2-1","1:3.16.2-1ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:3.16.2-1ubuntu0.2","binary_name":"nbd-client"},{"binary_version":"1:3.16.2-1ubuntu0.2","binary_name":"nbd-server"}]},"database_specific":{"cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-26495"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-26496"}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5323-1.json"}},{"package":{"name":"nbd","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/nbd@1:3.20-1ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.20-1ubuntu0.1"}]}],"versions":["1:3.19-3","1:3.20-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:3.20-1ubuntu0.1","binary_name":"nbd-client"},{"binary_version":"1:3.20-1ubuntu0.1","binary_name":"nbd-server"}]},"database_specific":{"cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-26495"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-26496"}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5323-1.json"}}],"schema_version":"1.7.3"}