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openwrt-packages/utils/bluez/patches/202-CVE-2017-1000250.patch
Hirokazu MORIKAWA de79f4c749 bluez: fix CVE-2017-1000250
Signed-off-by: Hirokazu MORIKAWA <morikw2@gmail.com>

bluez: fix CVE-2017-1000250

Signed-off-by: Hirokazu MORIKAWA <morikw2@gmail.com>
2017-09-27 14:17:34 +09:00

14 lines
614 B
Diff

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);