29 lines
1.0 KiB
Diff
29 lines
1.0 KiB
Diff
http://openwall.com/lists/oss-security/2017/08/21/1
|
|
https://github.com/uclouvain/openjpeg/commit/baf0c1ad4572daa89caa3b12985bdd93530f0dd7.patch
|
|
|
|
From baf0c1ad4572daa89caa3b12985bdd93530f0dd7 Mon Sep 17 00:00:00 2001
|
|
From: Even Rouault <even.rouault@spatialys.com>
|
|
Date: Mon, 14 Aug 2017 17:26:58 +0200
|
|
Subject: [PATCH] bmp_read_info_header(): reject bmp files with biBitCount == 0
|
|
(#983)
|
|
|
|
---
|
|
src/bin/jp2/convertbmp.c | 4 ++++
|
|
1 file changed, 4 insertions(+)
|
|
|
|
diff --git a/src/bin/jp2/convertbmp.c b/src/bin/jp2/convertbmp.c
|
|
index b49e7a080..2715fdf24 100644
|
|
--- a/src/bin/jp2/convertbmp.c
|
|
+++ b/src/bin/jp2/convertbmp.c
|
|
@@ -392,6 +392,10 @@ static OPJ_BOOL bmp_read_info_header(FILE* IN, OPJ_BITMAPINFOHEADER* header)
|
|
|
|
header->biBitCount = (OPJ_UINT16)getc(IN);
|
|
header->biBitCount |= (OPJ_UINT16)((OPJ_UINT32)getc(IN) << 8);
|
|
+ if (header->biBitCount == 0) {
|
|
+ fprintf(stderr, "Error, invalid biBitCount %d\n", 0);
|
|
+ return OPJ_FALSE;
|
|
+ }
|
|
|
|
if (header->biSize >= 40U) {
|
|
header->biCompression = (OPJ_UINT32)getc(IN);
|