35 lines
1.2 KiB
Diff
35 lines
1.2 KiB
Diff
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# Upstream suggests to use btmon instead of hcidump and does not want those patches
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# => PATCH-FIX-OPENSUSE for those two :-)
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# fix some memory leak with malformed packet (reported upstream but not yet fixed)
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From 5ca9510314d15d562e9ef5515a5483be5f28258d Mon Sep 17 00:00:00 2001
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From: "Cho, Yu-Chen" <acho@suse.com>
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Date: Wed, 21 Mar 2018 17:32:45 +0800
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Subject: [PATCH BlueZ] tool/hcidump: Fix memory leak with malformed packet
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Do not allow to read more then buffer size.
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---
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tools/parser/hci.c | 8 +++++++-
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1 file changed, 7 insertions(+), 1 deletion(-)
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Index: bluez-5.65/tools/parser/hci.c
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===================================================================
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--- bluez-5.65.orig/tools/parser/hci.c
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+++ bluez-5.65/tools/parser/hci.c
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@@ -976,8 +976,14 @@ static inline void pin_code_reply_dump(i
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memset(pin, 0, sizeof(pin));
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if (parser.flags & DUMP_NOVENDOR)
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memset(pin, '*', cp->pin_len);
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- else
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+ else {
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+ if (cp->pin_len > sizeof(pin)){
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+ perror("Read failed");
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+ exit(1);
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+ }
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+
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memcpy(pin, cp->pin_code, cp->pin_len);
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+ }
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printf("bdaddr %s len %d pin \'%s\'\n", addr, cp->pin_len, pin);
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}
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