DEBIAN-CVE-2021-42376

Source
https://security-tracker.debian.org/tracker/CVE-2021-42376
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-42376.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2021-42376
Upstream
Published
2021-11-15T21:15:07Z
Modified
2026-09-15T09:02:39Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
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.

References

Affected packages

Debian:12 / busybox

Package

Name
busybox
Purl
pkg:deb/debian/busybox?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1:1.35.0-1

Ecosystem specific

{
    "urgency":  "unimportant"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-42376.json"

Debian:13 / busybox

Package

Name
busybox
Purl
pkg:deb/debian/busybox?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1:1.35.0-1

Ecosystem specific

{
    "urgency":  "unimportant"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-42376.json"

Debian:14 / busybox

Package

Name
busybox
Purl
pkg:deb/debian/busybox?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1:1.35.0-1

Ecosystem specific

{
    "urgency":  "unimportant"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-42376.json"