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Add linker error/warning messages for executable stacks and RWX segments.

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Resolves: RHEL-59801
Resolves: RHEL-59802
This commit is contained in:
Nick Clifton 2024-10-07 15:07:13 +01:00
parent ae2ae5459a
commit a040dcc13a
1 changed files with 38 additions and 1 deletions
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39
binutils.spec
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@ -2,7 +2,7 @@
Summary: A GNU collection of binary utilities
Name: binutils%{?_with_debug:-debug}
Version: 2.35.2
Release: 54%{?dist}
Release: 55%{?dist}
License: GPLv3+
URL: https://sourceware.org/binutils
@ -34,6 +34,17 @@ URL: https://sourceware.org/binutils
# Default is off because of BZ 1195883.
%define enable_deterministic_archives 0
# Generate a warning when linking creates an executable stack
%define warn_for_executable_stacks 1
# Generate a warning when linking creates a segment with read, write and execute permissions
%define warn_for_rwx_segments 1
# Turn the above warnings into errors.
# Only effective if the warnings are enabled.
%define error_for_executable_stacks 1
%define error_for_rwx_segments 1
# Enable support for GCC LTO compilation.
# Disable if it is necessary to work around bugs in LTO.
%define enable_lto 1
@ -465,6 +476,10 @@ Patch71: binutils-relro.patch
# Lifetime: Fixed in 2.44
Patch72: binutils-relro-padding.patch
# Purpose: Add linker warning/error messages for RWX segments and executable stacks.
# Lifetime: Fixed in 2.41
Patch73: binutils-rwx-seg-execstack-err-warn.patch
#----------------------------------------------------------------------------
Provides: bundled(libiberty)
@ -742,6 +757,25 @@ set_build_configuration()
CARGS="$CARGS --enable-deterministic-archives=no"
%endif
%if %{warn_for_executable_stacks}
CARGS="$CARGS --enable-warn-execstack=yes"
CARGS="$CARGS --enable-default-execstack=no"
%if %{error_for_executable_stacks}
CARGS="$CARGS --enable-error-execstack=yes"
%endif
%else
CARGS="$CARGS --enable-warn-execstack=no"
%endif
%if %{warn_for_rwx_segments}
CARGS="$CARGS --enable-warn-rwx-segments=yes"
%if %{error_for_rwx_segments}
CARGS="$CARGS --enable-error-rwx-segments=yes"
%endif
%else
CARGS="$CARGS --enable-warn-rwx-segments=no"
%endif
%if %{enable_lto}
CARGS="$CARGS --enable-lto"
%endif
@ -1305,6 +1339,9 @@ exit 0
#----------------------------------------------------------------------------
%changelog
* Tue Oct 01 2024 Nick Clifton <nickc@redhat.com> - 2.35.2-55
- Add linker error/warning messages for executable stacks and RWX segments. (RHEL-59801, RHEL-59802)
* Wed Aug 14 2024 Nick Clifton <nickc@redhat.com> - 2.35.2-54
- Re fix AArch64 EFI test after applying previous delta. (RHEL-39953)