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757102953a
Backport Fixes for: *CVE-2025-1178 - Upstream-Status: Backport from [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=75086e9de1707281172cc77f178e7949a4414ed0] *CVE-2024-57360 - Upstream-Status: Backport from [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=5f8987d3999edb26e757115fe87be55787d510b9] (From OE-Core rev: 15a7f68ce14f635acf9b988fc1958ee625de4e11) Signed-off-by: Ashish Sharma <asharma@mvista.com> Signed-off-by: Steve Sakoman <steve@sakoman.com>
39 lines
1.3 KiB
Diff
39 lines
1.3 KiB
Diff
From 75086e9de1707281172cc77f178e7949a4414ed0 Mon Sep 17 00:00:00 2001
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From: Nick Clifton <nickc@redhat.com>
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Date: Wed, 5 Feb 2025 13:26:51 +0000
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Subject: [PATCH] Prevent an abort in the bfd linker when attempting to
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generate dynamic relocs for a corrupt input file.
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PR 32638
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Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=75086e9de1707281172cc77f178e7949a4414ed0]
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CVE: CVE-2025-1178
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Signed-off-by: Ashish Sharma <asharma@mvista.com>
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bfd/elf64-x86-64.c | 9 +++++++++
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1 file changed, 9 insertions(+)
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diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c
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index 61334c3ab04..32db254ba6c 100644
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--- a/bfd/elf64-x86-64.c
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+++ b/bfd/elf64-x86-64.c
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@@ -5303,6 +5303,15 @@ elf_x86_64_finish_dynamic_symbol (bfd *output_bfd,
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if (generate_dynamic_reloc)
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{
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+ /* If the relgot section has not been created, then
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+ generate an error instead of a reloc. cf PR 32638. */
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+ if (relgot == NULL || relgot->size == 0)
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+ {
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+ info->callbacks->einfo (_("%F%pB: Unable to generate dynamic relocs because a suitable section does not exist\n"),
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+ output_bfd);
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+ return false;
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+ }
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+
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if (relative_reloc_name != NULL
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&& htab->params->report_relative_reloc)
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_bfd_x86_elf_link_report_relative_reloc
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--
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2.43.5
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