| 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; |