!164 Prevents the use of null pointers and sets the pointer to null after being used
From: @huyubiao Reviewed-by: @licunlong, @eastb233 Signed-off-by: @licunlong, @eastb233
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@ -0,0 +1,32 @@
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From d86cf1b0d5ac6c0d900ae2b2a07fce7c4414d0e6 Mon Sep 17 00:00:00 2001
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From: Alan Modra <amodra@gmail.com>
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Date: Sat, 7 Aug 2021 14:10:38 +0930
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Subject: [PATCH] PR28186, SEGV elf.c:7991:30 in _bfd_elf_fixup_group_sections
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PR 28186
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* elf.c (_bfd_elf_fixup_group_sections): Don't segfault on
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objcopy/strip with NULL output_section.
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(cherry picked from commit 182ad37589e3931390d0c43f1d52a9a6e0062a61)
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Reference:https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=d86cf1b0d5ac6c0d900ae2b2a07fce7c4414d0e6
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Conflict:NA
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---
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bfd/elf.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/bfd/elf.c b/bfd/elf.c
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index de5abafabf0..9c3f34c415b 100644
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--- a/bfd/elf.c
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+++ b/bfd/elf.c
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@@ -7984,7 +7984,7 @@ _bfd_elf_fixup_group_sections (bfd *ibfd, asection *discarded)
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isec->flags |= SEC_EXCLUDE;
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}
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}
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- else
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+ else if (isec->output_section != NULL)
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{
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/* Adjust the output section size when called from
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objcopy. */
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--
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2.23.0
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33
backport-PR28422-build_id-use-after-free.patch
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33
backport-PR28422-build_id-use-after-free.patch
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@ -0,0 +1,33 @@
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From c20c7adbeaa3af18a58ba1e20e6c33e7186356e3 Mon Sep 17 00:00:00 2001
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From: Alan Modra <amodra@gmail.com>
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Date: Wed, 6 Oct 2021 18:28:47 +1030
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Subject: [PATCH] PR28422, build_id use-after-free
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This fixes a bug in commit 5d9bbb73c1df. All fields preserved from a
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bfd in struct bfd_preserve need to be cleared in bfd_reinit.
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PR 28422
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* format.c (bfd_reinit): Clear build_id.
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(cherry picked from commit 6d661cdc5be46e890ed9255e749806f46a88e26c)
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Reference:https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=c20c7adbeaa3af18a58ba1e20e6c33e7186356e3
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Conflict:NA
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---
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bfd/format.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/bfd/format.c b/bfd/format.c
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index 5d08d1d642c..408c984690e 100644
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--- a/bfd/format.c
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+++ b/bfd/format.c
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@@ -151,6 +151,7 @@ bfd_reinit (bfd *abfd, unsigned int section_id, bfd_cleanup cleanup)
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abfd->tdata.any = NULL;
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abfd->arch_info = &bfd_default_arch_struct;
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abfd->flags &= BFD_FLAGS_SAVED;
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+ abfd->build_id = NULL;
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bfd_section_list_clear (abfd);
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}
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--
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2.23.0
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32
backport-PR28540-segmentation-fault-on-NULL-byte_get.patch
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32
backport-PR28540-segmentation-fault-on-NULL-byte_get.patch
Normal file
@ -0,0 +1,32 @@
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From 96eb21265ebffbc28f767bed9a2b7650ecb9818d Mon Sep 17 00:00:00 2001
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From: Alan Modra <amodra@gmail.com>
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Date: Thu, 4 Nov 2021 14:11:02 +1030
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Subject: [PATCH] PR28540, segmentation fault on NULL byte_get
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PR 28540
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* objdump.c (dump_bfd): Don't attempt load_separate_debug_files
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when byte_get is NULL.
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(cherry picked from commit f2f105f518413ea3e4c212f89585f9a8a5dddcdd)
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Reference:https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=96eb21265ebffbc28f767bed9a2b7650ecb9818d
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Conflict:NA
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---
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binutils/objdump.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/binutils/objdump.c b/binutils/objdump.c
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index a7b8303b992..50317b3d48f 100644
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--- a/binutils/objdump.c
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+++ b/binutils/objdump.c
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@@ -4869,7 +4869,7 @@ dump_bfd (bfd *abfd, bool is_mainfile)
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The test on is_mainfile is there because the chain of separate debug
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info files is a global variable shared by all invocations of dump_bfd. */
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- if (is_mainfile)
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+ if (byte_get != NULL && is_mainfile)
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{
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load_separate_debug_files (abfd, bfd_get_filename (abfd));
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--
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2.23.0
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@ -1,7 +1,7 @@
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Summary: Binary utilities
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Name: binutils
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Version: 2.37
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Release: 13
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Release: 14
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License: GPLv3+
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URL: https://sourceware.org/binutils
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@ -69,6 +69,10 @@ Patch43: backport-0001-texi2pod.pl-add-no-op-no-split-option-support-PR2814.patc
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Patch44: backport-AArch64-Add-support-for-AArch64-EFI-efi-aarch64.patch
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Patch45: backport-Add-support-for-AArch64-EFI-efi-aarch64.patch
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Patch46: backport-don-t-over-align-file-positions-of-PE-executable-sec.patch
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Patch47: backport-PR28186-SEGV-elf.c-7991-30-in-_bfd_elf_fixup_group_sections.patch
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Patch48: backport-PR28422-build_id-use-after-free.patch
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Patch49: backport-PR28540-segmentation-fault-on-NULL-byte_get.patch
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Provides: bundled(libiberty)
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@ -392,6 +396,9 @@ fi
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%{_infodir}/bfd*info*
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%changelog
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* Mon Oct 24 2022 huyubiao <huyubiao@huawei.com> - 2.37-14
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- DESC:Prevents the use of null pointers and sets the pointer to null after being used.
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* Tue Oct 18 2022 konglidong <konglidong@uniontech.com> - 2.37-13
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- DESC:fix the changelog exception macro
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