mirror of
https://git.yoctoproject.org/poky
synced 2026-02-23 01:49:40 +01:00
71a546aaf3
(From OE-Core rev: 0e366eda53f6f440708531ed8cb2ac4941ca428f) Signed-off-by: Anuj Mittal <anuj.mittal@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From f7bbc8890de45df6eda0ddef5dd04f835f54eecf Mon Sep 17 00:00:00 2001
|
|
From: Nick Clifton <nickc@redhat.com>
|
|
Date: Wed, 20 Feb 2019 17:03:47 +0000
|
|
Subject: [PATCH] Fix a illegal memory access fault when parsing a corrupt MIPS
|
|
option section using readelf.
|
|
|
|
PR 24243
|
|
* readelf.c (process_mips_specific): Check for an options section
|
|
that is too small to even contain a single option.
|
|
|
|
Upstream-Status: Backport [https://github.com/bminor/binutils-gdb/commit/7fc0c668f2aceb8582d74db1ad2528e2bba8a921]
|
|
CVE: CVE-2019-9077
|
|
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
|
|
---
|
|
binutils/readelf.c | 6 ++++++
|
|
1 file changed, 6 insertions(+)
|
|
|
|
diff --git a/binutils/readelf.c b/binutils/readelf.c
|
|
index 9df3742..18ab806 100644
|
|
--- a/binutils/readelf.c
|
|
+++ b/binutils/readelf.c
|
|
@@ -16179,6 +16179,12 @@ process_mips_specific (Filedata * filedata)
|
|
error (_("No MIPS_OPTIONS header found\n"));
|
|
return FALSE;
|
|
}
|
|
+ /* PR 24243 */
|
|
+ if (sect->sh_size < sizeof (* eopt))
|
|
+ {
|
|
+ error (_("The MIPS options section is too small.\n"));
|
|
+ return FALSE;
|
|
+ }
|
|
|
|
eopt = (Elf_External_Options *) get_data (NULL, filedata, options_offset, 1,
|
|
sect->sh_size, _("options"));
|
|
--
|
|
2.7.4
|
|
|