44 lines
1.2 KiB
Diff
44 lines
1.2 KiB
Diff
From 62b76e4b6e0b4cb5b3e0053d1de4097b32577049 Mon Sep 17 00:00:00 2001
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From: Nick Clifton <nickc@redhat.com>
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Date: Thu, 15 Jun 2017 13:08:47 +0100
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Subject: [PATCH] Fix address violation parsing a corrupt ieee binary.
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PR binutils/21581
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(ieee_archive_p): Use a static buffer to avoid compiler bugs.
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Upstream-Status: Backport
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CVE: CVE-2017-9747
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Signed-off-by: Armin Kuster <akuster@mvista.com>
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---
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bfd/ChangeLog | 2 ++
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bfd/ieee.c | 2 +-
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2 files changed, 3 insertions(+), 1 deletion(-)
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Index: git/bfd/ieee.c
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===================================================================
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--- git.orig/bfd/ieee.c
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+++ git/bfd/ieee.c
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@@ -1357,7 +1357,7 @@ ieee_archive_p (bfd *abfd)
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{
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char *library;
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unsigned int i;
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- unsigned char buffer[512];
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+ static unsigned char buffer[512];
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file_ptr buffer_offset = 0;
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ieee_ar_data_type *save = abfd->tdata.ieee_ar_data;
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ieee_ar_data_type *ieee;
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Index: git/bfd/ChangeLog
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===================================================================
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--- git.orig/bfd/ChangeLog
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+++ git/bfd/ChangeLog
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@@ -1,3 +1,8 @@
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+2017-06-15 Nick Clifton <nickc@redhat.com>
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+
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+ PR binutils/21581
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+ (ieee_archive_p): Likewise.
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+
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2017-06-14 Nick Clifton <nickc@redhat.com>
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PR binutils/21578
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