Descriptionlibqpdf.a in QPDF through 8.0.2 mishandles certain "expected dictionary key but found non-name object" cases, allowing remote attackers to cause a denial of service (stack exhaustion), related to the QPDFObjectHandle and QPDF_Dictionary classes, because nesting in direct objects is not restricted.
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)
NVD severitymedium
Debian Bugs895443

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qpdf (PTS)stretch6.0.0-2vulnerable
bullseye, sid10.1.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[stretch] - qpdf <no-dsa> (Minor issue)
[jessie] - qpdf <no-dsa> (Minor issue)
[wheezy] - qpdf <no-dsa> (Minor issue)

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