diff options
| -rw-r--r-- | fuzzing/usbredirparserfuzz.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fuzzing/usbredirparserfuzz.cc b/fuzzing/usbredirparserfuzz.cc index 78073f3..5fa4244 100644 --- a/fuzzing/usbredirparserfuzz.cc +++ b/fuzzing/usbredirparserfuzz.cc @@ -49,11 +49,17 @@ void parser_log(void *priv, int level, const char *msg) int parser_read(void *priv, uint8_t *data, int count) { + // Simulate short reads + count = std::min(count, fdp->ConsumeIntegralInRange(1, 4 * count)); + return fdp->ConsumeData(data, count); } int parser_write(void *priv, uint8_t *data, int count) { + // Simulate short writes + count = std::min(count, fdp->ConsumeIntegralInRange(1, 4 * count)); + // Read over complete source buffer to detect buffer overflows on write void *buf = malloc(count); memcpy(buf, data, count); |