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| author | Alexander Egorenkov <Alexander.Egorenkov@ibm.com> | 2020-06-19 21:18:30 +0200 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2020-06-22 13:34:25 +0200 |
| commit | c4464494146af06f1b7a835e8aacad9edc491982 (patch) | |
| tree | 828fba52b136895ee49f2bb61eccf56b9e66859d /prog/encodingexec.go | |
| parent | eabcced43245881efa7769d938bcaf795ed48742 (diff) | |
prog/encodingexec: pad data args with zero bytes
We must pad data arguments with known values when serializing
them into the given destination buffer because it could
be reused and contain random bytes from previous use.
Signed-off-by: Alexander Egorenkov <Alexander.Egorenkov@ibm.com>
Diffstat (limited to 'prog/encodingexec.go')
| -rw-r--r-- | prog/encodingexec.go | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/prog/encodingexec.go b/prog/encodingexec.go index 99357dfd2..78eae81ae 100644 --- a/prog/encodingexec.go +++ b/prog/encodingexec.go @@ -275,6 +275,7 @@ func (w *execContext) writeArg(arg Arg) { w.eof = true } else { copy(w.buf, data) + copy(w.buf[len(data):], make([]byte, 8)) w.buf = w.buf[padded:] } case *UnionArg: |