nginx 0.5.37 *) Bugfix: if sub_filter and SSI were used together, then responses might were transferred incorrectly. *) Bugfix: large SSI inclusions might be truncated. *) Bugfix: worker processes might not catch reconfiguration and log rotation signals. *) Bugfix: nginx could not be built on latest Fedora 9 Linux. Thanks to Roxis. *) Bugfix: a segmentation fault might occur in worker process on Linux, if keepalive was enabled. *) Bugfix: an alert "sendmsg() failed (9: Bad file descriptor)" on some 64-bit platforms while reconfiguration.

--- a/src/http/modules/ngx_http_sub_filter_module.c
+++ b/src/http/modules/ngx_http_sub_filter_module.c
@@ -322,8 +322,8 @@ ngx_http_sub_body_filter(ngx_http_reques
                 b->recycled = 0;
 
                 if (b->in_file) {
-                    b->file_last = b->file_pos + (b->last - b->start);
-                    b->file_pos += b->pos - b->start;
+                    b->file_last = b->file_pos + (b->last - ctx->buf->pos);
+                    b->file_pos += b->pos - ctx->buf->pos;
                 }
 
                 cl->next = NULL;