CVE-2017-17810: Improper Input Validation

December 21, 2017 (updated March 26, 2019)

In Netwide Assembler (NASM) rc0, there is a “SEGV on unknown address” that will cause a remote denial of service attack, because asm/preproc.c mishandles macro calls that have the wrong number of arguments.

References

repo.or.cz/nasm.git/commit/59ce1c67b16967c652765e62aa130b7e43f21dd4
bugzilla.nasm.us/show_bug.cgi?id=3392431
nvd.nist.gov/vuln/detail/CVE-2017-17810
usn.ubuntu.com/3694-1/

Code Behaviors & Features

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