bluez5: add patch for CVE-2017-1000250

This commit adds a patch to fix CVE-2017-1000250 in the bluez5 packet.
This commit is contained in:
Stefan Eichenberger 2017-09-14 11:56:00 +02:00
parent e9ca2d1ad0
commit ed317407b1
2 changed files with 30 additions and 0 deletions

View File

@ -0,0 +1,26 @@
From 9e009647b14e810e06626dde7f1bb9ea3c375d09 Mon Sep 17 00:00:00 2001
From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Date: Wed, 13 Sep 2017 10:01:40 +0300
Subject: sdp: Fix Out-of-bounds heap read in service_search_attr_req function
Check if there is enough data to continue otherwise return an error.
---
src/sdpd-request.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/sdpd-request.c b/src/sdpd-request.c
index 1eefdce..318d044 100644
--- a/src/sdpd-request.c
+++ b/src/sdpd-request.c
@@ -917,7 +917,7 @@ static int service_search_attr_req(sdp_req_t *req, sdp_buf_t *buf)
} else {
/* continuation State exists -> get from cache */
sdp_buf_t *pCache = sdp_get_cached_rsp(cstate);
- if (pCache) {
+ if (pCache && cstate->cStateValue.maxBytesSent < pCache->data_size) {
uint16_t sent = MIN(max, pCache->data_size - cstate->cStateValue.maxBytesSent);
pResponse = pCache->data;
memcpy(buf->data, pResponse + cstate->cStateValue.maxBytesSent, sent);
--
cgit v1.1

View File

@ -4,6 +4,10 @@ SRC_URI[sha256sum] = "0c321e291f8b45e6a78e379dfe80592b65955a0f0ab191f1cca0edd8ec
EXTRA_OECONF += "--enable-deprecated" EXTRA_OECONF += "--enable-deprecated"
SRC_URI_append = " file://fix-out-of-bounds-heap-read.patch"
PR = "r2"
# noinst programs in Makefile.tools that are conditional on READLINE # noinst programs in Makefile.tools that are conditional on READLINE
# support # support
NOINST_TOOLS_READLINE ?= " \ NOINST_TOOLS_READLINE ?= " \