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e79ccaa277
fix CVE-2020-16592 & CVE-2020-16598 removed changes to Changelog in patch file (From OE-Core rev: 02870c7fbaaa1c3869ecb439f5c58fcf40a533be) Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com> Signed-off-by: Steve Sakoman <steve@sakoman.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
33 lines
1.1 KiB
Diff
33 lines
1.1 KiB
Diff
From ca3f923f82a079dcf441419f4a50a50f8b4b33c2 Mon Sep 17 00:00:00 2001
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From: Alan Modra <amodra@gmail.com>
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Date: Fri, 17 Apr 2020 10:38:16 +0930
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Subject: [PATCH] PR25840, Null pointer dereference in objdump
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PR 25840
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* debug.c (debug_class_type_samep): Don't segfault on NULL type.
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Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=ca3f923f82a079dcf441419f4a50a50f8b4b33c2]
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CVE: CVE-2020-16598
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Signed-off-by: Chee Yang Lee <chee.yang.lee@intel.com>
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---
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binutils/debug.c | 2 ++
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1 files changed, 2 insertions(+)
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diff --git a/binutils/debug.c b/binutils/debug.c
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index 022fa4edffb..5470e155edc 100644
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--- a/binutils/debug.c
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+++ b/binutils/debug.c
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@@ -3277,6 +3277,8 @@ debug_class_type_samep (struct debug_handle *info, struct debug_type_s *t1,
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names, since that sometimes fails in the presence of
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typedefs and we really don't care. */
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if (strcmp (f1->name, f2->name) != 0
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+ || f1->type == NULL
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+ || f2->type == NULL
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|| ! debug_type_samep (info,
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debug_get_real_type ((void *) info,
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f1->type, NULL),
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--
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2.27.0
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