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https://github.com/Divested-Mobile/DivestOS-Build.git
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30 lines
1.2 KiB
Diff
30 lines
1.2 KiB
Diff
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Alisher Alikhodjaev <alisher@google.com>
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Date: Wed, 3 Aug 2022 12:25:33 -0700
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Subject: [PATCH] OOBW in phNxpNciHal_write_unlocked()
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Bug: 230356196
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Test: builds ok
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Merged-In: Ief580984ad58dbc7c57c2537c511d6b81c91b581
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Change-Id: I7f22b9ce4a7f101a9218de746b71def74a5efa8c
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(cherry picked from commit a0c461b91a67f6ee0e86f856bcea2bdac2318491)
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Merged-In: I7f22b9ce4a7f101a9218de746b71def74a5efa8c
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---
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halimpl/pn54x/hal/phNxpNciHal_ext.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/halimpl/pn54x/hal/phNxpNciHal_ext.c b/halimpl/pn54x/hal/phNxpNciHal_ext.c
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index 0e9f2ae..ed996e0 100644
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--- a/halimpl/pn54x/hal/phNxpNciHal_ext.c
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+++ b/halimpl/pn54x/hal/phNxpNciHal_ext.c
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@@ -735,7 +735,8 @@ NFCSTATUS phNxpNciHal_write_ext(uint16_t* cmd_len, uint8_t* p_cmd_data,
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status = NFCSTATUS_FAILED;
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}
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// 2002 0904 3000 3100 3200 5000
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- else if ((p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02) &&
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+ else if (*cmd_len <= (NCI_MAX_DATA_LEN - 1) &&
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+ (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02) &&
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((p_cmd_data[2] == 0x09 && p_cmd_data[3] == 0x04) /*||
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(p_cmd_data[2] == 0x0D && p_cmd_data[3] == 0x04)*/
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)) {
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