CVE-2019-20352: Out-of-bounds Read

January 6, 2020 (updated July 13, 2020)

In Netwide Assembler (NASM) rc0, a heap-based buffer over-read occurs (via a crafted .asm file) in set_text_free when called from expand_one_smacro in asm/preproc.c.

References

bugzilla.nasm.us/show_bug.cgi?id=3392636
nvd.nist.gov/vuln/detail/CVE-2019-20352

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