src/core/SkPaint.cpp - Issue 1589533002: Fix fuzzer-found deserialization bugs

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Unified Diff: src/core/SkPaint.cpp

Issue 1589533002: Fix fuzzer-found deserialization bugs (Closed) Base URL: https://chromium.googlesource.com/skia.git@master

Patch Set: Fix build error by using explicit cast Created 4 years, 11 months ago

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Index: src/core/SkPaint.cpp

diff --git a/src/core/SkPaint.cpp b/src/core/SkPaint.cpp

index c0e552ae358611b17977f2095d8cc3311fe8c74d..e5fe975bcd7db719b5ef7e4018919e4bbc36f74e 100644

--- a/src/core/SkPaint.cpp

+++ b/src/core/SkPaint.cpp

@@ -1946,6 +1946,9 @@ void SkPaint::flatten(SkWriteBuffer& buffer) const {

void SkPaint::unflatten(SkReadBuffer& buffer) {

SkASSERT(SkAlign4(kPODPaintSize) == kPODPaintSize);

+ if (!buffer.validateAvailable(kPODPaintSize)) {

+ return;

+ }

const void* podData = buffer.skip(kPODPaintSize);

const uint32_t* pod = reinterpret_cast<const uint32_t*>(podData);

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