DEBIAN-CVE-2021-4217

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Source
https://security-tracker.debian.org/tracker/CVE-2021-4217
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-4217.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2021-4217
Upstream
Published
2022-08-24T16:15:10.090Z
Modified
2025-11-20T10:15:10.822559Z
Severity
  • 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

A flaw was found in unzip. The vulnerability occurs due to improper handling of Unicode strings, which can lead to a null pointer dereference. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.

References

Affected packages

Debian:11 / unzip

Package

Name
unzip
Purl
pkg:deb/debian/unzip?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.0-26
6.0-26+deb11u1
6.0-27
6.0-28
6.0-29

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-4217.json"

Debian:12 / unzip

Package

Name
unzip
Purl
pkg:deb/debian/unzip?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.0-28
6.0-29

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-4217.json"

Debian:13 / unzip

Package

Name
unzip
Purl
pkg:deb/debian/unzip?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.0-29

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-4217.json"

Debian:14 / unzip

Package

Name
unzip
Purl
pkg:deb/debian/unzip?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.0-29

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-4217.json"