ia64/xen-unstable
changeset 9293:250ff103c291
fix buffer overflow in print XS_DEBUG command
Signed-off-by: Vincent Hanquez <vincent@xensource.com>
Signed-off-by: Vincent Hanquez <vincent@xensource.com>
author | vhanquez@kneesa.uk.xensource.com |
---|---|
date | Wed Mar 15 12:24:34 2006 +0000 (2006-03-15) |
parents | 51b0d4c2d4d9 |
children | 9af36c14ae83 |
files | tools/xenstore/xenstored_core.c |
line diff
1.1 --- a/tools/xenstore/xenstored_core.c Wed Mar 15 12:08:10 2006 +0000 1.2 +++ b/tools/xenstore/xenstored_core.c Wed Mar 15 12:24:34 2006 +0000 1.3 @@ -1115,8 +1115,17 @@ static void do_set_perms(struct connecti 1.4 1.5 static void do_debug(struct connection *conn, struct buffered_data *in) 1.6 { 1.7 - if (streq(in->buffer, "print")) 1.8 + int num; 1.9 + 1.10 + num = xs_count_strings(in->buffer, in->used); 1.11 + 1.12 + if (streq(in->buffer, "print")) { 1.13 + if (num < 2) { 1.14 + send_error(conn, EINVAL); 1.15 + return; 1.16 + } 1.17 xprintf("debug: %s", in->buffer + get_string(in, 0)); 1.18 + } 1.19 if (streq(in->buffer, "check")) 1.20 check_store(); 1.21 #ifdef TESTING