vulnerability
Alpine Linux: CVE-2021-42376: NULL Pointer Dereference
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:M/Au:N/C:N/I:N/A:P) | Nov 15, 2021 | Mar 26, 2024 | Dec 1, 2025 |
Severity
2
CVSS
(AV:L/AC:M/Au:N/C:N/I:N/A:P)
Published
Nov 15, 2021
Added
Mar 26, 2024
Modified
Dec 1, 2025
Description
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.
Solution
alpine-linux-upgrade-busybox
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