What is CVE-2021-38563?

CVE-2021-38563 is a vulnerability discovered in Foxit PDF Reader and PDF Editor versions before 11.0.1 that mishandles situations where an array size is smaller than the maximum indirect object number, leading to a NULL pointer dereference.

How does CVE-2021-38563 affect Foxit PDF Reader and PDF Editor?

CVE-2021-38563 affects versions of Foxit PDF Reader and PDF Editor before 11.0.1 by allowing an attempted incorrect array access, leading to a NULL pointer dereference.

What is the severity of CVE-2021-38563?

CVE-2021-38563 has a severity rating of 9.8 (Critical).

How can I fix CVE-2021-38563 in Foxit PDF Reader and PDF Editor?

To fix CVE-2021-38563, update your Foxit PDF Reader and PDF Editor to version 11.0.1 or later, which addresses the vulnerability.

Where can I find more information about CVE-2021-38563?

More information about CVE-2021-38563 can be found on the Foxit Software security bulletins page at https://www.foxitsoftware.com/support/security-bulletins.php.

Vulnerability/
CVE-2021-38563

critical

9.8

CWE

129 476

11/8/2021

4/8/2024

CVE-2021-38563: Out-of-bounds Read

First published: Wed Aug 11 2021(Updated: )

An issue was discovered in Foxit PDF Reader before 11.0.1 and PDF Editor before 11.0.1. It mishandles situations in which an array size (derived from a /Size entry) is smaller than the maximum indirect object number, and thus there is an attempted incorrect array access (leading to a NULL pointer dereference, or out-of-bounds read or write).

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Foxit PDF Reader	<=11.0.0.0510
Foxitsoftware Pdf Editor	<=11.0.0.0510

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Reference Links

https://www.foxitsoftware.com/support/security-bulletins.php

Frequently Asked Questions

What is CVE-2021-38563?
CVE-2021-38563 is a vulnerability discovered in Foxit PDF Reader and PDF Editor versions before 11.0.1 that mishandles situations where an array size is smaller than the maximum indirect object number, leading to a NULL pointer dereference.
How does CVE-2021-38563 affect Foxit PDF Reader and PDF Editor?
CVE-2021-38563 affects versions of Foxit PDF Reader and PDF Editor before 11.0.1 by allowing an attempted incorrect array access, leading to a NULL pointer dereference.
What is the severity of CVE-2021-38563?
CVE-2021-38563 has a severity rating of 9.8 (Critical).
How can I fix CVE-2021-38563 in Foxit PDF Reader and PDF Editor?
To fix CVE-2021-38563, update your Foxit PDF Reader and PDF Editor to version 11.0.1 or later, which addresses the vulnerability.
Where can I find more information about CVE-2021-38563?
More information about CVE-2021-38563 can be found on the Foxit Software security bulletins page at https://www.foxitsoftware.com/support/security-bulletins.php.

collector/nvd-index
agent/severity
agent/weakness
agent/references
agent/author
agent/type
agent/description
agent/event
agent/first-publish-date
agent/last-modified-date
agent/tags
agent/softwarecombine
collector/mitre-cve
source/MITRE
vendor/foxit
canonical/foxit pdf reader
version/foxit pdf reader/11.0.0.0510
vendor/foxitsoftware
canonical/foxitsoftware pdf editor
version/foxitsoftware pdf editor/11.0.0.0510

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