Fixes: out of array access
Fixes: 29202/clusterfuzz-testcase-minimized-ffmpeg_dem_KUX_fuzzer-5112845840809984
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
#define RESYNC_BUFFER_SIZE (1<<20)
+#define MAX_DEPTH 16 ///< arbitrary limit to prevent unbounded recursion
+
typedef struct FLVContext {
const AVClass *class; ///< Class for private options.
int trust_metadata; ///< configure streams according onMetaData
double num_val;
amf_date date;
+ if (depth > MAX_DEPTH)
+ return AVERROR_PATCHWELCOME;
+
num_val = 0;
ioc = s->pb;
if (avio_feof(ioc))