{"id":"USN-4563-1","summary":"ntp vulnerability","details":"It was discovered that the fix for CVE-2018-7182 introduced a NULL pointer\ndereference into NTP. An attacker could use this vulnerability to cause a\ndenial of service (crash).\n","modified":"2026-02-10T04:41:56Z","published":"2020-10-01T21:04:43Z","related":["UBUNTU-CVE-2019-8936"],"upstream":["CVE-2019-8936","UBUNTU-CVE-2019-8936"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4563-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-8936"}],"affected":[{"package":{"name":"ntp","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/ntp@1:4.2.8p10+dfsg-5ubuntu7.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2.8p10+dfsg-5ubuntu7.3"}]}],"versions":["1:4.2.8p10+dfsg-5ubuntu3","1:4.2.8p10+dfsg-5ubuntu4","1:4.2.8p10+dfsg-5ubuntu5","1:4.2.8p10+dfsg-5ubuntu6","1:4.2.8p10+dfsg-5ubuntu7","1:4.2.8p10+dfsg-5ubuntu7.1","1:4.2.8p10+dfsg-5ubuntu7.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"ntp","binary_version":"1:4.2.8p10+dfsg-5ubuntu7.3"},{"binary_name":"ntpdate","binary_version":"1:4.2.8p10+dfsg-5ubuntu7.3"},{"binary_name":"sntp","binary_version":"1:4.2.8p10+dfsg-5ubuntu7.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4563-1.json","cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2019-8936","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}]}}}],"schema_version":"1.7.3"}