CVE-2021-36976: Input Validation

Published Jul 20, 2021
·
Updated

libarchive. Multiple memory corruption issues existed in libarchive. These issues were addressed with improved input validation.

Other sources

libarchive 3.4.1 through 3.5.1 has a use-after-free in copystring (called from douncompressblock and processblock).

Credit

CVE-2021-36976, CVE-2021-36976, CVE-2021-36976

Affected Software

13 affected componentsFixes available
Apple WatchOS<8.5
8.5
Apple macOS Monterey<12.3
12.3
Apple iOS<15.4
15.4
Apple iPadOS<15.4
15.4
Libarchive libarchive>=3.4.1<=3.5.2
Fedoraproject Fedora=35
Apple iPadOS<15.4
Apple iPhone OS<15.4
Apple macOS<12.3
Apple WatchOS<8.5
Splunk Universal Forwarder>=8.2.0<8.2.12
Splunk Universal Forwarder>=9.0.0<9.0.6
Splunk Universal Forwarder=9.1.0

Event History

Jul 20, 2021
CVE Published
via MITRE·06:49 AM
Data Sourced
via MITRE·06:49 AM
Description
Data Sourced
via NVD·07:15 AM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-36976?

CVE-2021-36976 is a vulnerability in libarchive that involves multiple memory corruption issues.

2

What software is affected by CVE-2021-36976?

Software affected by CVE-2021-36976 includes macOS Monterey 12.3, watchOS up to 8.5, iOS up to 15.4, and iPadOS up to 15.4.

3

How can I fix CVE-2021-36976?

To fix CVE-2021-36976, update your software to the versions specified in the reference links provided.

4

Where can I find more information about CVE-2021-36976?

You can find more information about CVE-2021-36976 at the reference links provided.

5

What is the Common Weakness Enumeration (CWE) ID for CVE-2021-36976?

The Common Weakness Enumeration (CWE) ID for CVE-2021-36976 is CWE-20.

Contact

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