diff options
| -rw-r--r-- | sys/src/9/pc/wifi.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/src/9/pc/wifi.c b/sys/src/9/pc/wifi.c index 62c0b9b76..19c5b3676 100644 --- a/sys/src/9/pc/wifi.c +++ b/sys/src/9/pc/wifi.c @@ -388,6 +388,8 @@ recvbeacon(Wifi *wifi, Wnode *wn, uchar *d, int len) for(e = d + len; d+2 <= e; d = x){ d += 2; x = d + d[-1]; + if(x > e) + break; /* truncated */ t = d[-2]; /* skip double entries */ |