net-tools/net-tools-1.60-ifconfig-long-iface-crasher.patch
Radek Vokál 8124c94924 - add netdevice.h, fix x25
- fix ifconfig crash when interface name is too long (#190703)
2006-05-09 09:27:14 +00:00

37 lines
1011 B
Diff

diff -Naurp net-tools-1.60-ifconfig-new/lib/interface.c net-tools-1.60-ifconfig/lib/interface.c
--- net-tools-1.60-ifconfig-new/lib/interface.c 2006-03-23 07:02:48.000000000 +0100
+++ net-tools-1.60-ifconfig/lib/interface.c 2006-03-23 09:58:45.000000000 +0100
@@ -203,6 +203,7 @@ out:
static char *get_name(char *name, char *p)
{
+ int count = 0;
while (isspace(*p))
p++;
while (*p) {
@@ -211,8 +212,13 @@ static char *get_name(char *name, char *
if (*p == ':') { /* could be an alias */
char *dot = p, *dotname = name;
*name++ = *p++;
- while (isdigit(*p))
+ count++;
+ while (isdigit(*p)){
*name++ = *p++;
+ count++;
+ if (count == (IFNAMSIZ-1))
+ break;
+ }
if (*p != ':') { /* it wasn't, backup */
p = dot;
name = dotname;
@@ -223,6 +229,9 @@ static char *get_name(char *name, char *
break;
}
*name++ = *p++;
+ count++;
+ if (count == (IFNAMSIZ-1))
+ break;
}
*name++ = '\0';
return p;