diff options
Diffstat (limited to 'src/liblzma/common/stream_flags_decoder.c')
| -rw-r--r-- | src/liblzma/common/stream_flags_decoder.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/liblzma/common/stream_flags_decoder.c b/src/liblzma/common/stream_flags_decoder.c index 1bc2f97c..84f9467f 100644 --- a/src/liblzma/common/stream_flags_decoder.c +++ b/src/liblzma/common/stream_flags_decoder.c @@ -39,8 +39,11 @@ lzma_stream_header_decode(lzma_stream_flags *options, const uint8_t *in) const uint32_t crc = lzma_crc32(in + sizeof(lzma_header_magic), LZMA_STREAM_FLAGS_SIZE, 0); if (crc != unaligned_read32le(in + sizeof(lzma_header_magic) - + LZMA_STREAM_FLAGS_SIZE)) + + LZMA_STREAM_FLAGS_SIZE)) { +#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION return LZMA_DATA_ERROR; +#endif + } // Stream Flags if (stream_flags_decode(options, in + sizeof(lzma_header_magic))) @@ -67,8 +70,11 @@ lzma_stream_footer_decode(lzma_stream_flags *options, const uint8_t *in) // CRC32 const uint32_t crc = lzma_crc32(in + sizeof(uint32_t), sizeof(uint32_t) + LZMA_STREAM_FLAGS_SIZE, 0); - if (crc != unaligned_read32le(in)) + if (crc != unaligned_read32le(in)) { +#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION return LZMA_DATA_ERROR; +#endif + } // Stream Flags if (stream_flags_decode(options, in + sizeof(uint32_t) * 2)) |