diff options
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/packages/admin.scm | 14 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-2015-2-fix.patch | 51 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-2015-3-fix.patch | 43 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-2015-4-fix-pt1.patch | 75 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-2015-4-fix-pt2.patch | 68 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-2015-4-fix-pt3.patch | 54 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-2015-4-fix-pt4.patch | 52 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-2015-4-fix-pt5.patch | 34 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-2015-5-fix.patch | 64 | ||||
| -rw-r--r-- | gnu/packages/patches/wpa-supplicant-CVE-2015-1863.patch | 42 |
10 files changed, 2 insertions, 495 deletions
diff --git a/gnu/packages/admin.scm b/gnu/packages/admin.scm index 027fe5b573..455f7ee2a4 100644 --- a/gnu/packages/admin.scm +++ b/gnu/packages/admin.scm @@ -707,7 +707,7 @@ commands and their arguments.") (define-public wpa-supplicant-minimal (package (name "wpa-supplicant-minimal") - (version "2.4") + (version "2.5") (source (origin (method url-fetch) (uri (string-append @@ -716,17 +716,7 @@ commands and their arguments.") ".tar.gz")) (sha256 (base32 - "08li21q1wjn5chrv289w666il9ah1w419y3dkq2rl4wnq0rci385")) - (patches - (map search-patch '("wpa-supplicant-CVE-2015-1863.patch" - "wpa-supplicant-2015-2-fix.patch" - "wpa-supplicant-2015-3-fix.patch" - "wpa-supplicant-2015-4-fix-pt1.patch" - "wpa-supplicant-2015-4-fix-pt2.patch" - "wpa-supplicant-2015-4-fix-pt3.patch" - "wpa-supplicant-2015-4-fix-pt4.patch" - "wpa-supplicant-2015-4-fix-pt5.patch" - "wpa-supplicant-2015-5-fix.patch"))))) + "05mkp5bx1c3z7h5biddsv0p49gkrq9ksany3anp4wdiv92p5prfc")))) (build-system gnu-build-system) (arguments '(#:phases (alist-replace diff --git a/gnu/packages/patches/wpa-supplicant-2015-2-fix.patch b/gnu/packages/patches/wpa-supplicant-2015-2-fix.patch deleted file mode 100644 index cd097006d2..0000000000 --- a/gnu/packages/patches/wpa-supplicant-2015-2-fix.patch +++ /dev/null @@ -1,51 +0,0 @@ -Patch copied from http://w1.fi/security/2015-2/ - -From 5acd23f4581da58683f3cf5e36cb71bbe4070bd7 Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <j@w1.fi> -Date: Tue, 28 Apr 2015 17:08:33 +0300 -Subject: [PATCH] WPS: Fix HTTP chunked transfer encoding parser - -strtoul() return value may end up overflowing the int h->chunk_size and -resulting in a negative value to be stored as the chunk_size. This could -result in the following memcpy operation using a very large length -argument which would result in a buffer overflow and segmentation fault. - -This could have been used to cause a denial service by any device that -has been authorized for network access (either wireless or wired). This -would affect both the WPS UPnP functionality in a WPS AP (hostapd with -upnp_iface parameter set in the configuration) and WPS ER -(wpa_supplicant with WPS_ER_START control interface command used). - -Validate the parsed chunk length value to avoid this. In addition to -rejecting negative values, we can also reject chunk size that would be -larger than the maximum configured body length. - -Thanks to Kostya Kortchinsky of Google security team for discovering and -reporting this issue. - -Signed-off-by: Jouni Malinen <j@w1.fi> ---- - src/wps/httpread.c | 7 +++++++ - 1 file changed, 7 insertions(+) - -diff --git a/src/wps/httpread.c b/src/wps/httpread.c -index 2f08f37..d2855e3 100644 ---- a/src/wps/httpread.c -+++ b/src/wps/httpread.c -@@ -533,6 +533,13 @@ static void httpread_read_handler(int sd, void *eloop_ctx, void *sock_ctx) - if (!isxdigit(*cbp)) - goto bad; - h->chunk_size = strtoul(cbp, NULL, 16); -+ if (h->chunk_size < 0 || -+ h->chunk_size > h->max_bytes) { -+ wpa_printf(MSG_DEBUG, -+ "httpread: Invalid chunk size %d", -+ h->chunk_size); -+ goto bad; -+ } - /* throw away chunk header - * so we have only real data - */ --- -1.9.1 - diff --git a/gnu/packages/patches/wpa-supplicant-2015-3-fix.patch b/gnu/packages/patches/wpa-supplicant-2015-3-fix.patch deleted file mode 100644 index de042f0c49..0000000000 --- a/gnu/packages/patches/wpa-supplicant-2015-3-fix.patch +++ /dev/null @@ -1,43 +0,0 @@ -Patch copied from http://w1.fi/security/2015-3/ - -From ef566a4d4f74022e1fdb0a2addfe81e6de9f4aae Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <j@w1.fi> -Date: Wed, 29 Apr 2015 02:21:53 +0300 -Subject: [PATCH] AP WMM: Fix integer underflow in WMM Action frame parser - -The length of the WMM Action frame was not properly validated and the -length of the information elements (int left) could end up being -negative. This would result in reading significantly past the stack -buffer while parsing the IEs in ieee802_11_parse_elems() and while doing -so, resulting in segmentation fault. - -This can result in an invalid frame being used for a denial of service -attack (hostapd process killed) against an AP with a driver that uses -hostapd for management frame processing (e.g., all mac80211-based -drivers). - -Thanks to Kostya Kortchinsky of Google security team for discovering and -reporting this issue. - -Signed-off-by: Jouni Malinen <j@w1.fi> ---- - src/ap/wmm.c | 3 +++ - 1 file changed, 3 insertions(+) - -diff --git a/src/ap/wmm.c b/src/ap/wmm.c -index 6d4177c..314e244 100644 ---- a/src/ap/wmm.c -+++ b/src/ap/wmm.c -@@ -274,6 +274,9 @@ void hostapd_wmm_action(struct hostapd_data *hapd, - return; - } - -+ if (left < 0) -+ return; /* not a valid WMM Action frame */ -+ - /* extract the tspec info element */ - if (ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed) { - hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, --- -1.9.1 - diff --git a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt1.patch b/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt1.patch deleted file mode 100644 index 7ebf5f4cc1..0000000000 --- a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt1.patch +++ /dev/null @@ -1,75 +0,0 @@ -Patch copied from http://w1.fi/security/2015-4/ - -From dd2f043c9c43d156494e33d7ce22db96e6ef42c7 Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <j@w1.fi> -Date: Fri, 1 May 2015 16:37:45 +0300 -Subject: [PATCH 1/5] EAP-pwd peer: Fix payload length validation for Commit - and Confirm - -The length of the received Commit and Confirm message payloads was not -checked before reading them. This could result in a buffer read -overflow when processing an invalid message. - -Fix this by verifying that the payload is of expected length before -processing it. In addition, enforce correct state transition sequence to -make sure there is no unexpected behavior if receiving a Commit/Confirm -message before the previous exchanges have been completed. - -Thanks to Kostya Kortchinsky of Google security team for discovering and -reporting this issue. - -Signed-off-by: Jouni Malinen <j@w1.fi> ---- - src/eap_peer/eap_pwd.c | 29 +++++++++++++++++++++++++++++ - 1 file changed, 29 insertions(+) - -diff --git a/src/eap_peer/eap_pwd.c b/src/eap_peer/eap_pwd.c -index f2b0926..a629437 100644 ---- a/src/eap_peer/eap_pwd.c -+++ b/src/eap_peer/eap_pwd.c -@@ -355,6 +355,23 @@ eap_pwd_perform_commit_exchange(struct eap_sm *sm, struct eap_pwd_data *data, - BIGNUM *mask = NULL, *x = NULL, *y = NULL, *cofactor = NULL; - u16 offset; - u8 *ptr, *scalar = NULL, *element = NULL; -+ size_t prime_len, order_len; -+ -+ if (data->state != PWD_Commit_Req) { -+ ret->ignore = TRUE; -+ goto fin; -+ } -+ -+ prime_len = BN_num_bytes(data->grp->prime); -+ order_len = BN_num_bytes(data->grp->order); -+ -+ if (payload_len != 2 * prime_len + order_len) { -+ wpa_printf(MSG_INFO, -+ "EAP-pwd: Unexpected Commit payload length %u (expected %u)", -+ (unsigned int) payload_len, -+ (unsigned int) (2 * prime_len + order_len)); -+ goto fin; -+ } - - if (((data->private_value = BN_new()) == NULL) || - ((data->my_element = EC_POINT_new(data->grp->group)) == NULL) || -@@ -554,6 +571,18 @@ eap_pwd_perform_confirm_exchange(struct eap_sm *sm, struct eap_pwd_data *data, - u8 conf[SHA256_MAC_LEN], *cruft = NULL, *ptr; - int offset; - -+ if (data->state != PWD_Confirm_Req) { -+ ret->ignore = TRUE; -+ goto fin; -+ } -+ -+ if (payload_len != SHA256_MAC_LEN) { -+ wpa_printf(MSG_INFO, -+ "EAP-pwd: Unexpected Confirm payload length %u (expected %u)", -+ (unsigned int) payload_len, SHA256_MAC_LEN); -+ goto fin; -+ } -+ - /* - * first build up the ciphersuite which is group | random_function | - * prf --- -1.9.1 - diff --git a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt2.patch b/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt2.patch deleted file mode 100644 index c11e4175d9..0000000000 --- a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt2.patch +++ /dev/null @@ -1,68 +0,0 @@ -Patch copied from http://w1.fi/security/2015-4/ - -From e28a58be26184c2a23f80b410e0997ef1bd5d578 Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <j@w1.fi> -Date: Fri, 1 May 2015 16:40:44 +0300 -Subject: [PATCH 2/5] EAP-pwd server: Fix payload length validation for Commit - and Confirm - -The length of the received Commit and Confirm message payloads was not -checked before reading them. This could result in a buffer read -overflow when processing an invalid message. - -Fix this by verifying that the payload is of expected length before -processing it. In addition, enforce correct state transition sequence to -make sure there is no unexpected behavior if receiving a Commit/Confirm -message before the previous exchanges have been completed. - -Thanks to Kostya Kortchinsky of Google security team for discovering and -reporting this issue. - -Signed-off-by: Jouni Malinen <j@w1.fi> ---- - src/eap_server/eap_server_pwd.c | 19 +++++++++++++++++++ - 1 file changed, 19 insertions(+) - -diff --git a/src/eap_server/eap_server_pwd.c b/src/eap_server/eap_server_pwd.c -index 66bd5d2..3189105 100644 ---- a/src/eap_server/eap_server_pwd.c -+++ b/src/eap_server/eap_server_pwd.c -@@ -656,9 +656,21 @@ eap_pwd_process_commit_resp(struct eap_sm *sm, struct eap_pwd_data *data, - BIGNUM *x = NULL, *y = NULL, *cofactor = NULL; - EC_POINT *K = NULL, *point = NULL; - int res = 0; -+ size_t prime_len, order_len; - - wpa_printf(MSG_DEBUG, "EAP-pwd: Received commit response"); - -+ prime_len = BN_num_bytes(data->grp->prime); -+ order_len = BN_num_bytes(data->grp->order); -+ -+ if (payload_len != 2 * prime_len + order_len) { -+ wpa_printf(MSG_INFO, -+ "EAP-pwd: Unexpected Commit payload length %u (expected %u)", -+ (unsigned int) payload_len, -+ (unsigned int) (2 * prime_len + order_len)); -+ goto fin; -+ } -+ - if (((data->peer_scalar = BN_new()) == NULL) || - ((data->k = BN_new()) == NULL) || - ((cofactor = BN_new()) == NULL) || -@@ -774,6 +786,13 @@ eap_pwd_process_confirm_resp(struct eap_sm *sm, struct eap_pwd_data *data, - u8 conf[SHA256_MAC_LEN], *cruft = NULL, *ptr; - int offset; - -+ if (payload_len != SHA256_MAC_LEN) { -+ wpa_printf(MSG_INFO, -+ "EAP-pwd: Unexpected Confirm payload length %u (expected %u)", -+ (unsigned int) payload_len, SHA256_MAC_LEN); -+ goto fin; -+ } -+ - /* build up the ciphersuite: group | random_function | prf */ - grp = htons(data->group_num); - ptr = (u8 *) &cs; --- -1.9.1 - diff --git a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt3.patch b/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt3.patch deleted file mode 100644 index 963dac9270..0000000000 --- a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt3.patch +++ /dev/null @@ -1,54 +0,0 @@ -Patch copied from http://w1.fi/security/2015-4/ - -From 477c74395acd0123340457ba6f15ab345d42016e Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <j@w1.fi> -Date: Sat, 2 May 2015 19:23:04 +0300 -Subject: [PATCH 3/5] EAP-pwd peer: Fix Total-Length parsing for fragment - reassembly - -The remaining number of bytes in the message could be smaller than the -Total-Length field size, so the length needs to be explicitly checked -prior to reading the field and decrementing the len variable. This could -have resulted in the remaining length becoming negative and interpreted -as a huge positive integer. - -In addition, check that there is no already started fragment in progress -before allocating a new buffer for reassembling fragments. This avoid a -potential memory leak when processing invalid message. - -Signed-off-by: Jouni Malinen <j@w1.fi> ---- - src/eap_peer/eap_pwd.c | 12 ++++++++++++ - 1 file changed, 12 insertions(+) - -diff --git a/src/eap_peer/eap_pwd.c b/src/eap_peer/eap_pwd.c -index a629437..1d2079b 100644 ---- a/src/eap_peer/eap_pwd.c -+++ b/src/eap_peer/eap_pwd.c -@@ -866,11 +866,23 @@ eap_pwd_process(struct eap_sm *sm, void *priv, struct eap_method_ret *ret, - * if it's the first fragment there'll be a length field - */ - if (EAP_PWD_GET_LENGTH_BIT(lm_exch)) { -+ if (len < 2) { -+ wpa_printf(MSG_DEBUG, -+ "EAP-pwd: Frame too short to contain Total-Length field"); -+ ret->ignore = TRUE; -+ return NULL; -+ } - tot_len = WPA_GET_BE16(pos); - wpa_printf(MSG_DEBUG, "EAP-pwd: Incoming fragments whose " - "total length = %d", tot_len); - if (tot_len > 15000) - return NULL; -+ if (data->inbuf) { -+ wpa_printf(MSG_DEBUG, -+ "EAP-pwd: Unexpected new fragment start when previous fragment is still in use"); -+ ret->ignore = TRUE; -+ return NULL; -+ } - data->inbuf = wpabuf_alloc(tot_len); - if (data->inbuf == NULL) { - wpa_printf(MSG_INFO, "Out of memory to buffer " --- -1.9.1 - diff --git a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt4.patch b/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt4.patch deleted file mode 100644 index 3d945382bc..0000000000 --- a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt4.patch +++ /dev/null @@ -1,52 +0,0 @@ -Patch copied from http://w1.fi/security/2015-4/ - -From 3035cc2894e08319b905bd6561e8bddc8c2db9fa Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <j@w1.fi> -Date: Sat, 2 May 2015 19:26:06 +0300 -Subject: [PATCH 4/5] EAP-pwd server: Fix Total-Length parsing for fragment - reassembly - -The remaining number of bytes in the message could be smaller than the -Total-Length field size, so the length needs to be explicitly checked -prior to reading the field and decrementing the len variable. This could -have resulted in the remaining length becoming negative and interpreted -as a huge positive integer. - -In addition, check that there is no already started fragment in progress -before allocating a new buffer for reassembling fragments. This avoid a -potential memory leak when processing invalid message. - -Signed-off-by: Jouni Malinen <j@w1.fi> ---- - src/eap_server/eap_server_pwd.c | 10 ++++++++++ - 1 file changed, 10 insertions(+) - -diff --git a/src/eap_server/eap_server_pwd.c b/src/eap_server/eap_server_pwd.c -index 3189105..2bfc3c2 100644 ---- a/src/eap_server/eap_server_pwd.c -+++ b/src/eap_server/eap_server_pwd.c -@@ -942,11 +942,21 @@ static void eap_pwd_process(struct eap_sm *sm, void *priv, - * the first fragment has a total length - */ - if (EAP_PWD_GET_LENGTH_BIT(lm_exch)) { -+ if (len < 2) { -+ wpa_printf(MSG_DEBUG, -+ "EAP-pwd: Frame too short to contain Total-Length field"); -+ return; -+ } - tot_len = WPA_GET_BE16(pos); - wpa_printf(MSG_DEBUG, "EAP-pwd: Incoming fragments, total " - "length = %d", tot_len); - if (tot_len > 15000) - return; -+ if (data->inbuf) { -+ wpa_printf(MSG_DEBUG, -+ "EAP-pwd: Unexpected new fragment start when previous fragment is still in use"); -+ return; -+ } - data->inbuf = wpabuf_alloc(tot_len); - if (data->inbuf == NULL) { - wpa_printf(MSG_INFO, "EAP-pwd: Out of memory to " --- -1.9.1 - diff --git a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt5.patch b/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt5.patch deleted file mode 100644 index 30f71974ad..0000000000 --- a/gnu/packages/patches/wpa-supplicant-2015-4-fix-pt5.patch +++ /dev/null @@ -1,34 +0,0 @@ -Patch copied from http://w1.fi/security/2015-4/ - -From 28a069a545b06b99eb55ad53f63f2c99e65a98f6 Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <j@w1.fi> -Date: Sat, 2 May 2015 19:26:28 +0300 -Subject: [PATCH 5/5] EAP-pwd peer: Fix asymmetric fragmentation behavior - -The L (Length) and M (More) flags needs to be cleared before deciding -whether the locally generated response requires fragmentation. This -fixes an issue where these flags from the server could have been invalid -for the following message. In some cases, this could have resulted in -triggering the wpabuf security check that would terminate the process -due to invalid buffer allocation. - -Signed-off-by: Jouni Malinen <j@w1.fi> ---- - src/eap_peer/eap_pwd.c | 1 + - 1 file changed, 1 insertion(+) - -diff --git a/src/eap_peer/eap_pwd.c b/src/eap_peer/eap_pwd.c -index 1d2079b..e58b13a 100644 ---- a/src/eap_peer/eap_pwd.c -+++ b/src/eap_peer/eap_pwd.c -@@ -968,6 +968,7 @@ eap_pwd_process(struct eap_sm *sm, void *priv, struct eap_method_ret *ret, - /* - * we have output! Do we need to fragment it? - */ -+ lm_exch = EAP_PWD_GET_EXCHANGE(lm_exch); - len = wpabuf_len(data->outbuf); - if ((len + EAP_PWD_HDR_SIZE) > data->mtu) { - resp = eap_msg_alloc(EAP_VENDOR_IETF, EAP_TYPE_PWD, data->mtu, --- -1.9.1 - diff --git a/gnu/packages/patches/wpa-supplicant-2015-5-fix.patch b/gnu/packages/patches/wpa-supplicant-2015-5-fix.patch deleted file mode 100644 index 496c68ff8e..0000000000 --- a/gnu/packages/patches/wpa-supplicant-2015-5-fix.patch +++ /dev/null @@ -1,64 +0,0 @@ -Original patch copied from http://w1.fi/security/2015-5/ -and then backported to wpa-supplicant-2.4. - -From df9079e72760ceb7ebe7fb11538200c516bdd886 Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <j@w1.fi> -Date: Tue, 7 Jul 2015 21:57:28 +0300 -Subject: [PATCH] NFC: Fix payload length validation in NDEF record parser - -It was possible for the 32-bit record->total_length value to end up -wrapping around due to integer overflow if the longer form of payload -length field is used and record->payload_length gets a value close to -2^32. This could result in ndef_parse_record() accepting a too large -payload length value and the record type filter reading up to about 20 -bytes beyond the end of the buffer and potentially killing the process. -This could also result in an attempt to allocate close to 2^32 bytes of -heap memory and if that were to succeed, a buffer read overflow of the -same length which would most likely result in the process termination. -In case of record->total_length ending up getting the value 0, there -would be no buffer read overflow, but record parsing would result in an -infinite loop in ndef_parse_records(). - -Any of these error cases could potentially be used for denial of service -attacks over NFC by using a malformed NDEF record on an NFC Tag or -sending them during NFC connection handover if the application providing -the NDEF message to hostapd/wpa_supplicant did no validation of the -received records. While such validation is likely done in the NFC stack -that needs to parse the NFC messages before further processing, -hostapd/wpa_supplicant better be prepared for any data being included -here. - -Fix this by validating record->payload_length value in a way that -detects integer overflow. (CID 122668) - -Signed-off-by: Jouni Malinen <j@w1.fi> ---- - src/wps/ndef.c | 5 ++++- - 1 file changed, 4 insertions(+), 1 deletion(-) - -diff --git a/src/wps/ndef.c b/src/wps/ndef.c -index 5604b0a..50d018f 100644 ---- a/src/wps/ndef.c -+++ b/src/wps/ndef.c -@@ -48,6 +48,8 @@ static int ndef_parse_record(const u8 *data, u32 size, - if (size < 6) - return -1; - record->payload_length = ntohl(*(u32 *)pos); -+ if (record->payload_length > size - 6) -+ return -1; - pos += sizeof(u32); - } - -@@ -68,7 +70,8 @@ static int ndef_parse_record(const u8 *data, u32 size, - pos += record->payload_length; - - record->total_length = pos - data; -- if (record->total_length > size) -+ if (record->total_length > size || -+ record->total_length < record->payload_length) - return -1; - return 0; - } --- -1.9.1 - diff --git a/gnu/packages/patches/wpa-supplicant-CVE-2015-1863.patch b/gnu/packages/patches/wpa-supplicant-CVE-2015-1863.patch deleted file mode 100644 index de1964ca76..0000000000 --- a/gnu/packages/patches/wpa-supplicant-CVE-2015-1863.patch +++ /dev/null @@ -1,42 +0,0 @@ -From 9ed4eee345f85e3025c33c6e20aa25696e341ccd Mon Sep 17 00:00:00 2001 -From: Jouni Malinen <jouni@qca.qualcomm.com> -Date: Tue, 7 Apr 2015 11:32:11 +0300 -Subject: [PATCH] P2P: Validate SSID element length before copying it - (CVE-2015-1863) - -This fixes a possible memcpy overflow for P2P dev->oper_ssid in -p2p_add_device(). The length provided by the peer device (0..255 bytes) -was used without proper bounds checking and that could have resulted in -arbitrary data of up to 223 bytes being written beyond the end of the -dev->oper_ssid[] array (of which about 150 bytes would be beyond the -heap allocation) when processing a corrupted management frame for P2P -peer discovery purposes. - -This could result in corrupted state in heap, unexpected program -behavior due to corrupted P2P peer device information, denial of service -due to process crash, exposure of memory contents during GO Negotiation, -and potentially arbitrary code execution. - -Thanks to Google security team for reporting this issue and smart -hardware research group of Alibaba security team for discovering it. - -Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> ---- - src/p2p/p2p.c | 1 + - 1 file changed, 1 insertion(+) - -diff --git a/src/p2p/p2p.c b/src/p2p/p2p.c -index f584fae..a45fe73 100644 ---- a/src/p2p/p2p.c -+++ b/src/p2p/p2p.c -@@ -778,6 +778,7 @@ int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, - if (os_memcmp(addr, p2p_dev_addr, ETH_ALEN) != 0) - os_memcpy(dev->interface_addr, addr, ETH_ALEN); - if (msg.ssid && -+ msg.ssid[1] <= sizeof(dev->oper_ssid) && - (msg.ssid[1] != P2P_WILDCARD_SSID_LEN || - os_memcmp(msg.ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) - != 0)) { --- -1.9.1 - |