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36 lines
1.3 KiB
Diff
36 lines
1.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Hui Peng <phui@google.com>
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Date: Tue, 28 Nov 2023 19:57:20 +0000
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Subject: [PATCH] Fix an OOB bug in smp_proc_sec_req
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This is a backport of I400cfa3523c6d8b25c233205748c2db5dc803d1d
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Bug: 300903400
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Test: m com.android.btservices
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Ignore-AOSP-First: security
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(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:970c95d7c06c909c34a849587f701098129fc2ef)
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Merged-In: Id4c65801ff8519aff18b24007e344934493cab55
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Change-Id: Id4c65801ff8519aff18b24007e344934493cab55
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---
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stack/smp/smp_act.cc | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/stack/smp/smp_act.cc b/stack/smp/smp_act.cc
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index 8667cc8fd..f814b9cf1 100644
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--- a/stack/smp/smp_act.cc
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+++ b/stack/smp/smp_act.cc
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@@ -414,6 +414,13 @@ void smp_send_ltk_reply(tSMP_CB* p_cb, tSMP_INT_DATA* p_data) {
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* Description process security request.
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******************************************************************************/
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void smp_proc_sec_req(tSMP_CB* p_cb, tSMP_INT_DATA* p_data) {
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+ if (smp_command_has_invalid_length(p_cb)) {
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+ tSMP_INT_DATA smp_int_data;
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+ smp_int_data.status = SMP_INVALID_PARAMETERS;
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+ smp_sm_event(p_cb, SMP_AUTH_CMPL_EVT, &smp_int_data);
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+ return;
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+ }
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+
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tBTM_LE_AUTH_REQ auth_req = *(tBTM_LE_AUTH_REQ*)p_data;
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tBTM_BLE_SEC_REQ_ACT sec_req_act;
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uint8_t reason;
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