diff options
author | takeshi_hoshina <takeshi_hoshina@mail.toyota.co.jp> | 2020-11-02 11:07:33 +0900 |
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committer | takeshi_hoshina <takeshi_hoshina@mail.toyota.co.jp> | 2020-11-02 11:07:33 +0900 |
commit | 1c7d6584a7811b7785ae5c1e378f14b5ba0971cf (patch) | |
tree | cd70a267a5ef105ba32f200aa088e281fbd85747 /external/meta-openembedded/meta-oe/recipes-connectivity/hostapd/hostapd/0004-Prevent-installation-of-an-all-zero-TK.patch | |
parent | 4204309872da5cb401cbb2729d9e2d4869a87f42 (diff) |
basesystem-jjsandbox/ToshikazuOhiwa/master-jj
recipes
Diffstat (limited to 'external/meta-openembedded/meta-oe/recipes-connectivity/hostapd/hostapd/0004-Prevent-installation-of-an-all-zero-TK.patch')
-rw-r--r-- | external/meta-openembedded/meta-oe/recipes-connectivity/hostapd/hostapd/0004-Prevent-installation-of-an-all-zero-TK.patch | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/external/meta-openembedded/meta-oe/recipes-connectivity/hostapd/hostapd/0004-Prevent-installation-of-an-all-zero-TK.patch b/external/meta-openembedded/meta-oe/recipes-connectivity/hostapd/hostapd/0004-Prevent-installation-of-an-all-zero-TK.patch deleted file mode 100644 index 51036251..00000000 --- a/external/meta-openembedded/meta-oe/recipes-connectivity/hostapd/hostapd/0004-Prevent-installation-of-an-all-zero-TK.patch +++ /dev/null @@ -1,82 +0,0 @@ -From abf941647f2dc33b0b59612f525e1b292331cc9f Mon Sep 17 00:00:00 2001 -From: Mathy Vanhoef <Mathy.Vanhoef@cs.kuleuven.be> -Date: Fri, 29 Sep 2017 04:22:51 +0200 -Subject: [PATCH 4/7] Prevent installation of an all-zero TK - -Properly track whether a PTK has already been installed to the driver -and the TK part cleared from memory. This prevents an attacker from -trying to trick the client into installing an all-zero TK. - -This fixes the earlier fix in commit -ad00d64e7d8827b3cebd665a0ceb08adabf15e1e ('Fix TK configuration to the -driver in EAPOL-Key 3/4 retry case') which did not take into account -possibility of an extra message 1/4 showing up between retries of -message 3/4. - -Signed-off-by: Mathy Vanhoef <Mathy.Vanhoef@cs.kuleuven.be> - -Upstream-Status: Backport -Signed-off-by: Zheng Ruoqin <zhengrq.fnst@cn.fujitsu.com> ---- - src/common/wpa_common.h | 1 + - src/rsn_supp/wpa.c | 5 ++--- - src/rsn_supp/wpa_i.h | 1 - - 3 files changed, 3 insertions(+), 4 deletions(-) - -diff --git a/src/common/wpa_common.h b/src/common/wpa_common.h -index d200285..1021ccb 100644 ---- a/src/common/wpa_common.h -+++ b/src/common/wpa_common.h -@@ -215,6 +215,7 @@ struct wpa_ptk { - size_t kck_len; - size_t kek_len; - size_t tk_len; -+ int installed; /* 1 if key has already been installed to driver */ - }; - - struct wpa_gtk { -diff --git a/src/rsn_supp/wpa.c b/src/rsn_supp/wpa.c -index 7a2c68d..0550a41 100644 ---- a/src/rsn_supp/wpa.c -+++ b/src/rsn_supp/wpa.c -@@ -510,7 +510,6 @@ static void wpa_supplicant_process_1_of_4(struct wpa_sm *sm, - os_memset(buf, 0, sizeof(buf)); - } - sm->tptk_set = 1; -- sm->tk_to_set = 1; - - kde = sm->assoc_wpa_ie; - kde_len = sm->assoc_wpa_ie_len; -@@ -615,7 +614,7 @@ static int wpa_supplicant_install_ptk(struct wpa_sm *sm, - enum wpa_alg alg; - const u8 *key_rsc; - -- if (!sm->tk_to_set) { -+ if (sm->ptk.installed) { - wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, - "WPA: Do not re-install same PTK to the driver"); - return 0; -@@ -659,7 +658,7 @@ static int wpa_supplicant_install_ptk(struct wpa_sm *sm, - - /* TK is not needed anymore in supplicant */ - os_memset(sm->ptk.tk, 0, WPA_TK_MAX_LEN); -- sm->tk_to_set = 0; -+ sm->ptk.installed = 1; - - if (sm->wpa_ptk_rekey) { - eloop_cancel_timeout(wpa_sm_rekey_ptk, sm, NULL); -diff --git a/src/rsn_supp/wpa_i.h b/src/rsn_supp/wpa_i.h -index 9a54631..41f371f 100644 ---- a/src/rsn_supp/wpa_i.h -+++ b/src/rsn_supp/wpa_i.h -@@ -24,7 +24,6 @@ struct wpa_sm { - struct wpa_ptk ptk, tptk; - int ptk_set, tptk_set; - unsigned int msg_3_of_4_ok:1; -- unsigned int tk_to_set:1; - u8 snonce[WPA_NONCE_LEN]; - u8 anonce[WPA_NONCE_LEN]; /* ANonce from the last 1/4 msg */ - int renew_snonce; --- -1.8.3.1 - |