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From ab27f80c5dceaa23c4ba7f62c0d5d22a5d5dd7a1 Mon Sep 17 00:00:00 2001
From: Pedro Alves <palves@redhat.com>
Date: Tue, 27 Jun 2017 00:21:25 +0100
Subject: [PATCH] Fix GDB regressions caused by previous
bfd_get_section_contents changes
Ref: https://sourceware.org/ml/binutils/2017-06/msg00343.html
bfd/ChangeLog:
2017-06-26 Pedro Alves <palves@redhat.com>
PR binutils/21665
* libbfd.c (_bfd_generic_get_section_contents): Add "count", not
"sz".
Upstream-Status: Backport
CVE: CVE-2017-9955 #4
Signed-off-by: Armin Kuster <akuster@mvista.com>
---
bfd/ChangeLog | 6 ++++++
bfd/libbfd.c | 2 +-
2 files changed, 7 insertions(+), 1 deletion(-)
Index: git/bfd/ChangeLog
===================================================================
--- git.orig/bfd/ChangeLog
+++ git/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2017-06-26 Pedro Alves <palves@redhat.com>
+
+ PR binutils/21665
+ * libbfd.c (_bfd_generic_get_section_contents): Add "count", not
+ "sz".
+
2017-06-26 H.J. Lu <hongjiu.lu@intel.com>
PR binutils/21665
Index: git/bfd/libbfd.c
===================================================================
--- git.orig/bfd/libbfd.c
+++ git/bfd/libbfd.c
@@ -811,7 +811,7 @@ _bfd_generic_get_section_contents (bfd *
}
if (offset + count < count
|| offset + count > sz
- || (section->filepos + offset + sz) > (bfd_size_type) filesz)
+ || (section->filepos + offset + count) > (bfd_size_type) filesz)
{
bfd_set_error (bfd_error_invalid_operation);
return FALSE;
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