DescriptionAn issue was discovered in t1_check_unusual_charstring functions in writet1.c files in TeX Live before 2018-09-21. A buffer overflow in the handling of Type 1 fonts allows arbitrary code execution when a malicious font is loaded by one of the vulnerable tools: pdflatex, pdftex, dvips, or luatex.
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)
ReferencesDLA-1514-1, DSA-4299-1
NVD severitymedium (attack range: remote)
Debian Bugs909317

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
texlive-bin (PTS)jessie2014.20140926.35254-6vulnerable
jessie (security)2014.20140926.35254-6+deb8u1fixed
stretch (security), stretch2016.20160513.41080.dfsg-2+deb9u1fixed
buster, sid2018.20181218.49446-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


Fixed by:
Introduced in:

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