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
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
NEGLIGIBLE

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 (including) 4.03 (including)
Ipe Ubuntu bionic *
Ipe Ubuntu impish *
Ipe Ubuntu kinetic *
Ipe Ubuntu lunar *
Ipe Ubuntu mantic *
Ipe Ubuntu trusty *
Ipe Ubuntu xenial *
Texlive-bin Ubuntu bionic *
Texlive-bin Ubuntu kinetic *
Texlive-bin Ubuntu lunar *
Texlive-bin Ubuntu mantic *
Texlive-bin Ubuntu trusty *
Texlive-bin Ubuntu xenial *
Xpdf Ubuntu bionic *
Xpdf Ubuntu impish *
Xpdf Ubuntu kinetic *
Xpdf Ubuntu lunar *
Xpdf Ubuntu mantic *
Xpdf Ubuntu trusty *
Xpdf Ubuntu xenial *

Potential Mitigations

References