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| author | Anatol Belski <ab@php.net> | 2015-08-31 21:48:14 +0200 |
|---|---|---|
| committer | Anatol Belski <ab@php.net> | 2015-09-02 17:05:45 +0200 |
| commit | 9d82a7dc9844281b17a4e20c744dd0271c657e51 (patch) | |
| tree | 7537b10310c789085a15a7a0e4f0b6a6e7b90584 /main/streams/plain_wrapper.c | |
| parent | 95ac77995658ff607472c80015ece6a7db7c2470 (diff) | |
| download | php-git-9d82a7dc9844281b17a4e20c744dd0271c657e51.tar.gz | |
add overflow check
Diffstat (limited to 'main/streams/plain_wrapper.c')
| -rw-r--r-- | main/streams/plain_wrapper.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/main/streams/plain_wrapper.c b/main/streams/plain_wrapper.c index 101fe4aa53..066f7789a7 100644 --- a/main/streams/plain_wrapper.c +++ b/main/streams/plain_wrapper.c @@ -336,7 +336,11 @@ static size_t php_stdiop_write(php_stream *stream, const char *buf, size_t count if (data->fd >= 0) { #ifdef PHP_WIN32 - int bytes_written = write(data->fd, buf, (unsigned int)count); + int bytes_written; + if (ZEND_SIZE_T_UINT_OVFL(count)) { + count = UINT_MAX; + } + bytes_written = _write(data->fd, buf, (unsigned int)count); #else int bytes_written = write(data->fd, buf, count); #endif |