diff options
Diffstat (limited to 'meta/recipes-devtools/elfutils/elfutils-0.158/CVE-2014-0172.patch')
-rw-r--r-- | meta/recipes-devtools/elfutils/elfutils-0.158/CVE-2014-0172.patch | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/meta/recipes-devtools/elfutils/elfutils-0.158/CVE-2014-0172.patch b/meta/recipes-devtools/elfutils/elfutils-0.158/CVE-2014-0172.patch deleted file mode 100644 index 6c44314589..0000000000 --- a/meta/recipes-devtools/elfutils/elfutils-0.158/CVE-2014-0172.patch +++ /dev/null | |||
@@ -1,35 +0,0 @@ | |||
1 | From 7f1eec317db79627b473c5b149a22a1b20d1f68f Mon Sep 17 00:00:00 2001 | ||
2 | From: Mark Wielaard <mjw@redhat.com> | ||
3 | Date: Wed, 9 Apr 2014 11:33:23 +0200 | ||
4 | Subject: [PATCH] CVE-2014-0172 Check for overflow before calling malloc to | ||
5 | uncompress data. | ||
6 | |||
7 | https://bugzilla.redhat.com/show_bug.cgi?id=1085663 | ||
8 | |||
9 | Reported-by: Florian Weimer <fweimer@redhat.com> | ||
10 | Signed-off-by: Mark Wielaard <mjw@redhat.com> | ||
11 | |||
12 | Index: elfutils-0.158/libdw/dwarf_begin_elf.c | ||
13 | =================================================================== | ||
14 | --- elfutils-0.158.orig/libdw/dwarf_begin_elf.c 2014-05-01 17:10:01.928213292 +0000 | ||
15 | +++ elfutils-0.158/libdw/dwarf_begin_elf.c 2014-05-01 17:10:01.924213375 +0000 | ||
16 | @@ -1,5 +1,5 @@ | ||
17 | /* Create descriptor from ELF descriptor for processing file. | ||
18 | - Copyright (C) 2002-2011 Red Hat, Inc. | ||
19 | + Copyright (C) 2002-2011, 2014 Red Hat, Inc. | ||
20 | This file is part of elfutils. | ||
21 | Written by Ulrich Drepper <drepper@redhat.com>, 2002. | ||
22 | |||
23 | @@ -289,6 +289,12 @@ | ||
24 | memcpy (&size, data->d_buf + 4, sizeof size); | ||
25 | size = be64toh (size); | ||
26 | |||
27 | + /* Check for unsigned overflow so malloc always allocated | ||
28 | + enough memory for both the Elf_Data header and the | ||
29 | + uncompressed section data. */ | ||
30 | + if (unlikely (sizeof (Elf_Data) + size < size)) | ||
31 | + break; | ||
32 | + | ||
33 | Elf_Data *zdata = malloc (sizeof (Elf_Data) + size); | ||
34 | if (unlikely (zdata == NULL)) | ||
35 | break; | ||