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-rw-r--r--core/fxcodec/jbig2/JBig2_HuffmanTable.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/core/fxcodec/jbig2/JBig2_HuffmanTable.cpp b/core/fxcodec/jbig2/JBig2_HuffmanTable.cpp
index 1127f52a52..83f9fed010 100644
--- a/core/fxcodec/jbig2/JBig2_HuffmanTable.cpp
+++ b/core/fxcodec/jbig2/JBig2_HuffmanTable.cpp
@@ -53,9 +53,7 @@ bool CJBig2_HuffmanTable::ParseFromCodedBuffer(CJBig2_BitStream* pStream) {
uint32_t HTLOW;
uint32_t HTHIGH;
if (pStream->readInteger(&HTLOW) == -1 ||
- pStream->readInteger(&HTHIGH) == -1 ||
- HTLOW > static_cast<uint32_t>(std::numeric_limits<int>::max()) ||
- HTHIGH > static_cast<uint32_t>(std::numeric_limits<int>::max())) {
+ pStream->readInteger(&HTHIGH) == -1) {
return false;
}
@@ -87,6 +85,9 @@ bool CJBig2_HuffmanTable::ParseFromCodedBuffer(CJBig2_BitStream* pStream) {
return false;
RANGELEN[NTEMP] = 32;
+ if (low == std::numeric_limits<int>::min())
+ return false;
+
RANGELOW[NTEMP] = low - 1;
ExtendBuffers(true);