buildrootschalter/package/flac/0003-fix-CVE-2014-8962.patch

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1.1 KiB
Diff

From 5b3033a2b355068c11fe637e14ac742d273f076e Mon Sep 17 00:00:00 2001
From: Erik de Castro Lopo <erikd@mega-nerd.com>
Date: Tue, 18 Nov 2014 07:20:25 -0800
Subject: [PATCH] src/libFLAC/stream_decoder.c : Fix buffer read overflow.
This is CVE-2014-8962.
Reported-by: Michele Spagnuolo,
Google Security Team <mikispag@google.com>
---
src/libFLAC/stream_decoder.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/src/libFLAC/stream_decoder.c b/src/libFLAC/stream_decoder.c
index cb66fe2..88a656d 100644
--- a/src/libFLAC/stream_decoder.c
+++ b/src/libFLAC/stream_decoder.c
@@ -71,7 +71,7 @@ FLAC_API int FLAC_API_SUPPORTS_OGG_FLAC =
*
***********************************************************************/
-static FLAC__byte ID3V2_TAG_[3] = { 'I', 'D', '3' };
+static const FLAC__byte ID3V2_TAG_[3] = { 'I', 'D', '3' };
/***********************************************************************
*
@@ -1361,6 +1361,10 @@ FLAC__bool find_metadata_(FLAC__StreamDecoder *decoder)
id = 0;
continue;
}
+
+ if(id >= 3)
+ return false;
+
if(x == ID3V2_TAG_[id]) {
id++;
i = 0;
--
1.7.2.5