CVE-2021-27548

NameCVE-2021-27548
DescriptionThere is a Null Pointer Dereference vulnerability in the XFAScanner::scanNode() function in XFAScanner.cc in xpdf 4.03.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
Debian Bugs1011333

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
texlive-bin (PTS)buster2018.20181218.49446-1fixed
bullseye2020.20200327.54578-7fixed
bookworm, sid2022.20220321.62855-4fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
texlive-binsourceexperimental2022.20220321.62855-2
texlive-binsourcestretch(not affected)
texlive-binsourcebuster(not affected)
texlive-binsourcebullseye(not affected)
texlive-binsource(unstable)2022.20220321.62855-3unimportant1011333

Notes

[bullseye] - texlive-bin <not-affected> (Vulnerable code introduced later)
[buster] - texlive-bin <not-affected> (Vulnerable code introduced later)
[stretch] - texlive-bin <not-affected> (Vulnerable code introduced later)
https://forum.xpdfreader.com/viewtopic.php?f=3&t=42115
embeds http://www.xpdfreader.com/download.html
PoC crashes pdftosrc binary.
Crash in CLI tool, no security impact

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