A NULL pointer dereference in hush 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.Read more: "Unboxing Busybox: 14 Vulnerabilities Uncovered by Claroty, JFrog"
CVE-2021-42376
Busybox
Linux Utilities
4.1
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