<p>There is no fixed version for <code>Ubuntu:21.10</code> <code>unzip</code>.</p>

NULL Pointer Dereference Affecting unzip package, versions *

Threat Intelligence

0.08% (37^th percentile)

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Snyk ID SNYK-UBUNTU2110-UNZIP-2387715
published 29 Jan 2022
disclosed 24 Aug 2022

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Introduced: 29 Jan 2022

CVE-2021-4217 Open this link in a new tab CWE-476 Open this link in a new tab

How to fix?

There is no fixed version for Ubuntu:21.10 unzip.

NVD Description

Note: Versions mentioned in the description apply only to the upstream unzip package and not the unzip package as distributed by Ubuntu. See How to fix? for Ubuntu:21.10 relevant fixed versions and status.

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

CVSS Scores

version 3.1

Attack Vector (AV)

Local
Attack Complexity (AC)

Low
Privileges Required (PR)

None
User Interaction (UI)

Required

Scope (S)

Unchanged

Confidentiality (C)

None
Integrity (I)

None
Availability (A)

Low