DivestOS/Patches/Linux_CVEs/CVE-2017-0706/ANY/0001.patch

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2017-10-29 22:14:37 -04:00
diff --git a/drivers/net/wireless/bcmdhd/wl_cfg80211.c b/drivers/net/wireless/bcmdhd/wl_cfg80211.c
index 9081988..a73b030 100644
--- a/drivers/net/wireless/bcmdhd/wl_cfg80211.c
+++ b/drivers/net/wireless/bcmdhd/wl_cfg80211.c
@@ -5830,6 +5830,10 @@
WL_DBG(("Enter \n"));
+ if (len > (ACTION_FRAME_SIZE + DOT11_MGMT_HDR_LEN)) {
+ WL_ERR(("bad length:%zu\n", len));
+ return BCME_BADARG;
+ }
dev = cfgdev_to_wlc_ndev(cfgdev, cfg);
/* set bsscfg idx for iovar (wlan0: P2PAPI_BSSCFG_PRIMARY, p2p: P2PAPI_BSSCFG_DEVICE) */