{"id":"AZL-6344","summary":"CVE-2021-42376 affecting package busybox for versions less than 1.35.0-1","details":"A NULL pointer dereference in Busybox's hush applet leads to denial of service when processing a crafted shell command, due to missing validation after a \\x03 delimiter character. This may be used for DoS under very rare conditions of filtered command input.","modified":"2026-04-01T05:20:10.886269Z","published":"2021-11-15T21:15:07Z","upstream":["CVE-2021-42376"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42376"}],"affected":[{"package":{"name":"busybox","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/busybox"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.35.0-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-6344.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"}]}