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authoriximeow <me@iximeow.net>2021-07-03 09:41:31 -0700
committeriximeow <me@iximeow.net>2021-07-03 09:41:31 -0700
commit77efbb834a5119b93e656dce6189f36df89645bb (patch)
tree5b7db1be63a6a904e41748df71e17ebce06860b4 /src/shared
parent8b4de9092947380e8602766f64af4081c89b29d7 (diff)
reject instructions when their opcode is `Invalid`
the evex route would allow "valid" instructions that have the opcode `invalid`. this is.. not correct.
Diffstat (limited to 'src/shared')
-rw-r--r--src/shared/evex.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/shared/evex.in b/src/shared/evex.in
index 2bcd2f4..f9574db 100644
--- a/src/shared/evex.in
+++ b/src/shared/evex.in
@@ -86,6 +86,9 @@ pub(crate) fn read_evex<T: Reader<<Arch as yaxpeax_arch::Arch>::Address, <Arch a
}
instruction.prefixes.apply_compressed_disp(false);
}
+ if instruction.opcode == Opcode::Invalid {
+ return Err(DecodeError::InvalidOpcode);
+ }
// TODO: apply rp and bp?
} else {
return Err(DecodeError::InvalidOpcode);