Richard Biener
3be62c3e20
OBS-URL: https://build.opensuse.org/package/show/devel:gcc/gcc48?expand=0&rev=238
37 lines
948 B
Diff
37 lines
948 B
Diff
From b1bc0f50350a568e67ed731c4fec2c72847f15fe Mon Sep 17 00:00:00 2001
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From: Ren Kimura <rkx1209dev@gmail.com>
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Date: Tue, 23 Jul 2019 07:33:32 +0000
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Subject: [PATCH] libiberty: Check zero value shstrndx in simple-object-elf.c
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To: gcc-patches@gcc.gnu.org
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From-SVN: r273718
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---
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libiberty/ChangeLog | 5 +++++
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libiberty/simple-object-elf.c | 10 +++++++++-
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2 files changed, 14 insertions(+), 1 deletion(-)
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diff --git a/libiberty/simple-object-elf.c b/libiberty/simple-object-elf.c
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index 502388991a0..bdee963634d 100644
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--- a/libiberty/simple-object-elf.c
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+++ b/libiberty/simple-object-elf.c
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@@ -548,7 +548,15 @@ simple_object_elf_match (unsigned char header[SIMPLE_OBJECT_MATCH_HEADER_LEN],
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XDELETE (eor);
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return NULL;
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}
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-
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+
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+ if (eor->shstrndx == 0)
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+ {
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+ *errmsg = "invalid ELF shstrndx == 0";
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+ *err = 0;
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+ XDELETE (eor);
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+ return NULL;
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+ }
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+
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return (void *) eor;
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}
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--
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2.34.1
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