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2018 Nov 08
4
LLVM Call Graph may not cover all calls
Hi there,
I am working with opt-6.0 and try to generate a call graph of
libsndfile, but it seems the call graph doesn't cover all call relationship.
Actually, I am doing static analysis on *CVE-2014-8130*, which is a zero
division on libtiff/tif_write.c TIFFWriteScanline. (see
https://security-tracker.debian.org/tracker/CVE-2014-8130)
Theoretically, the main function in tiffdither.c will call fsdither, and
fsdither will call TIFFWriteScanLine. main (tiffdither.c) -> fsdither
(tiffdither.c) -> TIFFWriteScanLine (tif_write.c)
I w...