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30c6b86347
Source: binutils-gdb.git
MR: 74023
Type: Security Fix
Disposition: Backport from binutils-2_29
ChangeID: efff4d9ed538ff859ab5105a3594690e860d0779
Description:
Avoid a possible compiler bug by using a static buffer instead of a stack local buffer.
PR binutils/21582
* ieee.c (ieee_object_p): Use a static buffer to avoid compiler
bugs.
Affects: <= 2.28
Author: Nick Clifton <nickc@redhat.com>
(From OE-Core rev: fe9fed67e2f62223626f6683b197bc3b55092d54)
Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com>
Reviewed-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
46 lines
1.4 KiB
Diff
46 lines
1.4 KiB
Diff
commit 63634bb4a107877dd08b6282e28e11cfd1a1649e
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Author: Nick Clifton <nickc@redhat.com>
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Date: Thu Jun 15 12:44:23 2017 +0100
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Avoid a possible compiler bug by using a static buffer instead of a stack local buffer.
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PR binutils/21582
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* ieee.c (ieee_object_p): Use a static buffer to avoid compiler
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bugs.
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Upstream-Status: Backport
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CVE: CVE-2017-9748
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Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com>
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Index: git/bfd/ieee.c
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===================================================================
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--- git.orig/bfd/ieee.c 2017-09-21 13:53:50.891154141 +0530
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+++ git/bfd/ieee.c 2017-09-21 13:54:00.715232229 +0530
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@@ -1871,7 +1871,7 @@
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char *processor;
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unsigned int part;
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ieee_data_type *ieee;
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- unsigned char buffer[300];
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+ static unsigned char buffer[300];
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ieee_data_type *save = IEEE_DATA (abfd);
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bfd_size_type amt;
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Index: git/bfd/ChangeLog
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===================================================================
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--- git.orig/bfd/ChangeLog 2017-09-21 13:54:00.483230385 +0530
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+++ git/bfd/ChangeLog 2017-09-21 13:57:44.885008549 +0530
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@@ -73,6 +73,12 @@
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(evax_bfd_print_egsd): Check for an overlarge record length.
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(evax_bfd_print_etir): Likewise.
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+2017-06-15 Nick Clifton <nickc@redhat.com>
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+
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+ PR binutils/21582
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+ * ieee.c (ieee_object_p): Use a static buffer to avoid compiler
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+ bugs.
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+
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2017-04-29 Alan Modra <amodra@gmail.com>
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PR 21432
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