details: http://hg.nginx.org/nginx/rev/bc47a7a8159c
branches:
changeset: 6138:bc47a7a8159c
user: Valentin Bartenev <vb...@nginx.com>
date: Tue Apr 28 18:55:03 2015 +0300
description:
Fixed overflow detection in ngx_inet_addr().
Overflow detection of the last octet might not work.
Reported by Sergey Polovko.
diffstat:
src/core/ngx_inet.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)
diffs (24 lines):
diff -r 5d0c9405af71 -r bc47a7a8159c src/core/ngx_inet.c
--- a/src/core/ngx_inet.c Tue Apr 28 18:54:48 2015 +0300
+++ b/src/core/ngx_inet.c Tue Apr 28 18:55:03 2015 +0300
@@ -26,15 +26,15 @@ ngx_inet_addr(u_char *text, size_t len)
n = 0;
for (p = text; p < text + len; p++) {
-
- if (octet > 255) {
- return INADDR_NONE;
- }
-
c = *p;
if (c >= '0' && c <= '9') {
octet = octet * 10 + (c - '0');
+
+ if (octet > 255) {
+ return INADDR_NONE;
+ }
+
continue;
}
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