VDB

DEBIAN-CVE-2021-42376

DEBIAN-CVE-2021-42376 PUBLISHED CVSS 5.5 MEDIUM

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.

Risk Scores

CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Debian:11busybox1:1.36.1-1, 1:1.37.0-6, *
Debian:14busybox0, 0, 0
Debianbusybox
Debian:13busybox0, 0, 0
Debian:12busybox0, 0, 0

Timeline

  • Nov 15, 2021 CVE Published
  • Apr 28, 2026 CVE Updated
Open in Interactive Console →
$ Console Community · 100/wk Open console ›