Buffer Overflow Vulnerability in Type 1 Font Handling in TeX Live

CVE-2018-17407 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:P/A:P

An 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.

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