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| author | Martijn van Beurden <mvanb1@gmail.com> | 2023-05-22 21:21:33 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-05-22 21:21:33 +0200 |
| commit | c8e6f7372cd0acd0bfc49609ebd711e0d754dd2f (patch) | |
| tree | 60f3e80605bf434d10ab7d068893fd5982b5325a | |
| parent | 9e157b5e1e426fafc9ab0791d6d5344731b1cc30 (diff) | |
| download | flac-c8e6f7372cd0acd0bfc49609ebd711e0d754dd2f.tar.gz | |
Prevent overflow when parsing RIFF fmt chunk
| -rw-r--r-- | src/flac/encode.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/flac/encode.c b/src/flac/encode.c index 399956d9..fc05689a 100644 --- a/src/flac/encode.c +++ b/src/flac/encode.c @@ -327,7 +327,7 @@ static FLAC__bool get_sample_info_wave(EncoderSession *e, encode_options_t optio } data_bytes -= (16+8); } - if(data_bytes < 16) { + if(data_bytes < 16 || data_bytes > (UINT32_MAX-8)) { flac__utils_printf(stderr, 1, "%s: ERROR: non-standard 'fmt ' chunk has length = %u\n", e->inbasefilename, (uint32_t)data_bytes); return false; } |