am 9ab9c85e: Merge "MPEG4Extractor: ensure buffer size is not less than 8 for LastCommentData." into klp-dev

* commit '9ab9c85e39f089f355faa9cd9db6d113dc482e61':
  MPEG4Extractor: ensure buffer size is not less than 8 for LastCommentData.

1 files changed, 6 insertions, 0 deletions

diff --git a/media/libstagefright/MPEG4Extractor.cpp b/media/libstagefright/MPEG4Extractor.cpp
index e9ecc45..983f64f 100644
--- a/media/libstagefright/MPEG4Extractor.cpp
+++ b/media/libstagefright/MPEG4Extractor.cpp
@@ -2185,6 +2185,12 @@ status_t MPEG4Extractor::parseITunesMetaData(off64_t offset, size_t size) {
                     mLastCommentName.setTo((const char *)buffer + 4);
                     break;
                 case FOURCC('d', 'a', 't', 'a'):
+                    if (size < 8) {
+                        delete[] buffer;
+                        buffer = NULL;
+                        ALOGE("b/24346430");
+                        return ERROR_MALFORMED;
+                    }
                     mLastCommentData.setTo((const char *)buffer + 8);
                     break;
             }