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Backport fix for binutils/29988

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This commit is contained in:
Keith Seitz 2023-04-11 10:24:10 -07:00
parent 33590be3ac
commit ff60ea4e26
5 changed files with 34 additions and 0 deletions
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4
_gdb.spec.Patch.include
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@ -236,3 +236,7 @@ Patch055: gdb-rhbz2177655-aarch64-pauth-valid-regcache.patch
# (Tom Tromey, RHBZ 2183595)
Patch056: gdb-rhbz2183595-rustc-inside_main.patch
# Backport "Fix a potential illegal memory access in the BFD library..."
# (Nick Clifton, binutils/29988)
Patch057: gdb-binutils29988-read_indexed_address.patch

1
_gdb.spec.patch.include
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@ -54,3 +54,4 @@
%patch -p1 -P054
%patch -p1 -P055
%patch -p1 -P056
%patch -p1 -P057

1
_patch_order
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@ -54,3 +54,4 @@ gdb-libexec-add-index.patch
gdb-rhbz1553104-s390x-arch12-test.patch
gdb-rhbz2177655-aarch64-pauth-valid-regcache.patch
gdb-rhbz2183595-rustc-inside_main.patch
gdb-binutils29988-read_indexed_address.patch

24
gdb-binutils29988-read_indexed_address.patch Normal file
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@ -0,0 +1,24 @@
From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
From: Nick Clifton <nickc@redhat.com>
Date: Wed, 11 Jan 2023 12:13:46 +0000
Subject: gdb-binutils29988-read_indexed_address.patch
;; Backport "Fix a potential illegal memory access in the BFD library..."
;; (Nick Clifton, binutils/29988)
PR 29988
* dwarf2.c (read_indexed_address): Fix check for an out of range
offset.
diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c
--- a/bfd/dwarf2.c
+++ b/bfd/dwarf2.c
@@ -1412,7 +1412,7 @@ read_indexed_address (uint64_t idx, struct comp_unit *unit)
offset += unit->dwarf_addr_offset;
if (offset < unit->dwarf_addr_offset
|| offset > file->dwarf_addr_size
- || file->dwarf_addr_size - offset < unit->offset_size)
+ || file->dwarf_addr_size - offset < unit->addr_size)
return 0;
info_ptr = file->dwarf_addr_buffer + offset;

4
gdb.spec
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@ -1249,6 +1249,10 @@ fi
%endif
%changelog
* Tue Apr 11 2023 Keith Seitz
- Backport "Fix a potential illegal memory access in the BFD library..."
(Nick Clifton, binutils/29988)
* Fri Mar 31 2023 Keith Seitz <keiths@redhat.com> - 13.1-4
- Backport "Fix crash in inside_main_func"
(Tom Tromey, RHBZ 2183595)