CVE Vulnerabilities

CVE-2021-27548

NULL Pointer Dereference

Published: May 18, 2022 | Modified: May 26, 2022

CVSS 3.x

5.5

MEDIUM

Source:

NVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS 2.x

4.3 MEDIUM

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-27548
CWE	https://cwe.mitre.org/data/definitions/476.html

There is a Null Pointer Dereference vulnerability in the XFAScanner::scanNode() function in XFAScanner.cc in xpdf 4.03.

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name	Vendor	Start Version	End Version
Xpdf	Xpdfreader	4.03	4.03

Potential Mitigations

References

https://forum.xpdfreader.com/viewtopic.php?f=3\u0026t=42115

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