diff options
Diffstat (limited to 'package/kernel/mac80211/patches/brcm/349-v5.1-0001-brcmfmac-assure-SSID-length-from-firmware-is-limited.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/brcm/349-v5.1-0001-brcmfmac-assure-SSID-length-from-firmware-is-limited.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/brcm/349-v5.1-0001-brcmfmac-assure-SSID-length-from-firmware-is-limited.patch b/package/kernel/mac80211/patches/brcm/349-v5.1-0001-brcmfmac-assure-SSID-length-from-firmware-is-limited.patch new file mode 100644 index 0000000000..78db26870b --- /dev/null +++ b/package/kernel/mac80211/patches/brcm/349-v5.1-0001-brcmfmac-assure-SSID-length-from-firmware-is-limited.patch @@ -0,0 +1,28 @@ +From 1b5e2423164b3670e8bc9174e4762d297990deff Mon Sep 17 00:00:00 2001 +From: Arend van Spriel <arend.vanspriel@broadcom.com> +Date: Thu, 14 Feb 2019 13:43:47 +0100 +Subject: [PATCH] brcmfmac: assure SSID length from firmware is limited + +The SSID length as received from firmware should not exceed +IEEE80211_MAX_SSID_LEN as that would result in heap overflow. + +Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> +Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com> +Reviewed-by: Franky Lin <franky.lin@broadcom.com> +Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +@@ -3499,6 +3499,8 @@ brcmf_wowl_nd_results(struct brcmf_if *i + } + + netinfo = brcmf_get_netinfo_array(pfn_result); ++ if (netinfo->SSID_len > IEEE80211_MAX_SSID_LEN) ++ netinfo->SSID_len = IEEE80211_MAX_SSID_LEN; + memcpy(cfg->wowl.nd->ssid.ssid, netinfo->SSID, netinfo->SSID_len); + cfg->wowl.nd->ssid.ssid_len = netinfo->SSID_len; + cfg->wowl.nd->n_channels = 1; |