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| author | Dmitry Stogov <dmitry@php.net> | 2006-05-25 06:40:04 +0000 |
|---|---|---|
| committer | Dmitry Stogov <dmitry@php.net> | 2006-05-25 06:40:04 +0000 |
| commit | 630def46f7673fac548cbf88a92b568f06e6ef6d (patch) | |
| tree | 18672e5ef270ae486d0684b7f4a8c7c50d8cc0bd /sapi/cgi | |
| parent | 53988d8cf55468411da16fc6e90dc793c9ee314d (diff) | |
| download | php-git-630def46f7673fac548cbf88a92b568f06e6ef6d.tar.gz | |
Fixed bug #37496 (FastCGI output buffer overrun)
Diffstat (limited to 'sapi/cgi')
| -rw-r--r-- | sapi/cgi/fastcgi.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sapi/cgi/fastcgi.c b/sapi/cgi/fastcgi.c index 609c68eac1..1a6cd54ac1 100644 --- a/sapi/cgi/fastcgi.c +++ b/sapi/cgi/fastcgi.c @@ -798,6 +798,7 @@ int fcgi_write(fcgi_request *req, fcgi_request_type type, const char *str, int l limit = sizeof(req->out_buf) - (req->out_pos - req->out_buf); if (!req->out_hdr) { limit -= sizeof(fcgi_header); + if (limit < 0) limit = 0; } if (len < limit) { @@ -810,8 +811,10 @@ int fcgi_write(fcgi_request *req, fcgi_request_type type, const char *str, int l if (!req->out_hdr) { open_packet(req, type); } - memcpy(req->out_pos, str, limit); - req->out_pos += limit; + if (limit > 0) { + memcpy(req->out_pos, str, limit); + req->out_pos += limit; + } if (!fcgi_flush(req, 0)) { return -1; } |