{"id":"AZL-10638","summary":"CVE-2021-3997 affecting package systemd for versions less than 250.3-21","details":"A flaw was found in systemd. An uncontrolled recursion in systemd-tmpfiles may lead to a denial of service at boot time when too many nested directories are created in /tmp.","modified":"2026-04-01T05:06:15.825539Z","published":"2022-08-23T20:15:08Z","upstream":["CVE-2021-3997"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3997"}],"affected":[{"package":{"name":"systemd","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/systemd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"250.3-21"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-10638.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}