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authorWei Jia <wjia@google.com>2015-06-06 01:15:20 +0000
committerAndroid Git Automerger <android-git-automerger@android.com>2015-06-06 01:15:20 +0000
commite6382cb0e9e3fcf730faac3be661c9facd939d49 (patch)
treef34f87a401e04ebfa5949a0fd7a0504504cd3159
parent0773dc374056f46ff2d98f6421e12365968ba423 (diff)
parent115e995c6b3fe7ed33e2d5d88872cb87ab4e63f0 (diff)
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am 115e995c: resolved conflicts for merge of 1f44d837 to lmp-dev
* commit '115e995c6b3fe7ed33e2d5d88872cb87ab4e63f0': Fix integer overflow when handling MPEG4 tx3g atom
-rw-r--r--media/libstagefright/MPEG4Extractor.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/media/libstagefright/MPEG4Extractor.cpp b/media/libstagefright/MPEG4Extractor.cpp
index 5a86aac..00af00b 100644
--- a/media/libstagefright/MPEG4Extractor.cpp
+++ b/media/libstagefright/MPEG4Extractor.cpp
@@ -1890,6 +1890,10 @@ status_t MPEG4Extractor::parseChunk(off64_t *offset, int depth) {
size = 0;
}
+ if (SIZE_MAX - chunk_size <= size) {
+ return ERROR_MALFORMED;
+ }
+
uint8_t *buffer = new (std::nothrow) uint8_t[size + chunk_size];
if (buffer == NULL) {
return ERROR_MALFORMED;