Compare commits
1 Commits
Author | SHA1 | Date |
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4390d41ad0 |
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@ -4,5 +4,3 @@
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/1.1.0.tar.gz
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/1.2.0.tar.gz
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/1.2.1.tar.gz
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/1.2.2.tar.gz
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/1.2.3.tar.gz
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@ -0,0 +1,73 @@
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From 64c71d7fc28c32ea61bf155bf1503646e4b1bf72 Mon Sep 17 00:00:00 2001
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From: squimrel <squimrel@users.noreply.github.com>
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Date: Wed, 23 Aug 2017 04:21:14 +0000
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Subject: [PATCH] Fix aligned alloc parameters and overflow on 32bit size_t
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(cherry picked from commit f802c54f736006566041aeb6a9d741a6d83ce687)
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---
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libcheckisomd5.c | 3 ++-
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libimplantisomd5.c | 3 ++-
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utilities.c | 4 ++--
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3 files changed, 6 insertions(+), 4 deletions(-)
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diff --git a/libcheckisomd5.c b/libcheckisomd5.c
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index b190959..3ec3d88 100644
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--- a/libcheckisomd5.c
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+++ b/libcheckisomd5.c
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@@ -49,6 +49,7 @@ static enum isomd5sum_status checkmd5sum(int isofd, checkCallback cb, void *cbda
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return ISOMD5SUM_CHECK_NOT_FOUND;
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const off_t total_size = info->isosize - info->skipsectors * SECTOR_SIZE;
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+ const off_t fragment_size = total_size / (info->fragmentcount + 1);
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if (cb)
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cb(cbdata, 0, total_size);
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@@ -85,7 +86,7 @@ static enum isomd5sum_status checkmd5sum(int isofd, checkCallback cb, void *cbda
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MD5_Update(&hashctx, buffer, (unsigned int) nread);
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if (info->fragmentcount) {
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- const size_t current_fragment = (size_t)(offset * (off_t)(info->fragmentcount + 1) / total_size);
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+ const size_t current_fragment = offset / fragment_size;
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const size_t fragmentsize = FRAGMENT_SUM_SIZE / info->fragmentcount;
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/* If we're onto the next fragment, calculate the previous sum and check. */
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if (current_fragment != previous_fragment) {
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diff --git a/libimplantisomd5.c b/libimplantisomd5.c
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index 53801c8..47f21d7 100644
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--- a/libimplantisomd5.c
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+++ b/libimplantisomd5.c
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@@ -106,6 +106,7 @@ int implantISOFD(int isofd, int supported, int forceit, int quiet, char **errstr
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buffer = aligned_alloc(pagesize, buffer_size * sizeof(*buffer));
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const off_t total_size = isosize - SKIPSECTORS * SECTOR_SIZE;
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+ const off_t fragment_size = total_size / (FRAGMENT_COUNT + 1);
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size_t previous_fragment = 0UL;
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off_t offset = 0LL;
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while (offset < total_size) {
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@@ -115,7 +116,7 @@ int implantISOFD(int isofd, int supported, int forceit, int quiet, char **errstr
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break;
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MD5_Update(&hashctx, buffer, (unsigned int) nread);
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- const size_t current_fragment = (size_t) offset * (FRAGMENT_COUNT + 1) / (size_t) total_size;
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+ const size_t current_fragment = offset / fragment_size;
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const size_t fragmentsize = FRAGMENT_SUM_SIZE / FRAGMENT_COUNT;
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/* If we're onto the next fragment, calculate the previous sum and check. */
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if (current_fragment != previous_fragment) {
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diff --git a/utilities.c b/utilities.c
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index b00337f..cfa84ed 100644
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--- a/utilities.c
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+++ b/utilities.c
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@@ -131,9 +131,9 @@ struct volume_info *const parsepvd(const int isofd) {
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buffer[APPDATA_SIZE - 1] = '\0';
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struct volume_info *result = malloc(sizeof(struct volume_info));
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- result->skipsectors = 20;
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+ result->skipsectors = SKIPSECTORS;
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result->supported = 0;
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- result->fragmentcount = 20;
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+ result->fragmentcount = FRAGMENT_COUNT;
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result->offset = offset;
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result->isosize = isosize(aligned_buffer);
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--
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2.13.5
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@ -1,16 +1,18 @@
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Summary: Utilities for working with md5sum implanted in ISO images
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Name: isomd5sum
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Version: 1.2.3
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Release: 9%{?dist}
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Version: 1.2.1
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Release: 4%{?dist}
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Epoch: 1
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License: GPLv2+
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Group: Applications/System
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Url: https://github.com/rhinstaller/isomd5sum
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Source0: https://github.com/rhinstaller/%{name}/archive/%{version}.tar.gz
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BuildRequires: gcc
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Patch0: 0001-Fix-aligned-alloc-parameters-and-overflow-on-32bit-s.patch
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BuildRequires: popt-devel
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BuildRequires: python3-devel
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BuildRequires: python2-devel python3-devel
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%description
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The isomd5sum package contains utilities for implanting and verifying
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@ -18,6 +20,7 @@ an md5sum implanted into an ISO9660 image.
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%package devel
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Summary: Development headers and library for using isomd5sum
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Group: Development/System
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Requires: %{name} = %{epoch}:%{version}-%{release}
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Provides: %{name}-static = %{epoch}:%{version}-%{release}
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@ -25,6 +28,14 @@ Provides: %{name}-static = %{epoch}:%{version}-%{release}
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This contains header files and a library for working with the isomd5sum
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implanting and checking.
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%package -n python-isomd5sum
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Summary: Python bindings for isomd5sum
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Provides: python2-isomd5sum = %{epoch}:%{version}-%{release}
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%description -n python-isomd5sum
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The isomd5sum package contains utilities for implanting and verifying
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an md5sum implanted into an ISO9660 image.
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%package -n python3-isomd5sum
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Summary: Python bindings for isomd5sum
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@ -36,16 +47,23 @@ an md5sum implanted into an ISO9660 image.
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%prep
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%autosetup
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rm -rf %{py3dir}
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cp -a . %{py3dir}
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%build
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CFLAGS="$RPM_OPT_FLAGS -Wno-strict-aliasing"; export CFLAGS
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LDFLAGS="$RPM_LD_FLAGS"; export LDFLAGS
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PYTHON=%{__python2} make checkisomd5 implantisomd5 pyisomd5sum.so
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pushd %{py3dir}
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PYTHON=%{__python3} make checkisomd5 implantisomd5 pyisomd5sum.so
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popd
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%install
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PYTHON=%{__python2} make DESTDIR=$RPM_BUILD_ROOT install-bin install-devel install-python
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pushd %{py3dir}
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PYTHON=%{__python3} make DESTDIR=$RPM_BUILD_ROOT install-bin install-devel install-python
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popd
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%files
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%license COPYING
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@ -56,65 +74,16 @@ PYTHON=%{__python3} make DESTDIR=$RPM_BUILD_ROOT install-bin install-devel insta
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%files devel
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%{_includedir}/*.h
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%{_libdir}/*.a
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/usr/share/pkgconfig/isomd5sum.pc
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%files -n python-isomd5sum
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%{python2_sitearch}/pyisomd5sum.so
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%files -n python3-isomd5sum
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%{python3_sitearch}/pyisomd5sum.so
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%changelog
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* Tue May 26 2020 Miro Hrončok <mhroncok@redhat.com> - 1:1.2.3-9
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- Rebuilt for Python 3.9
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* Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.2.3-8
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
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* Mon Aug 19 2019 Miro Hrončok <mhroncok@redhat.com> - 1:1.2.3-7
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- Rebuilt for Python 3.8
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* Thu Jul 25 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.2.3-6
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
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* Fri Feb 01 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.2.3-5
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
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* Mon Jan 14 2019 Miro Hrončok <mhroncok@redhat.com> - 1:1.2.3-4
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- Subpackage python2-isomd5sum has been removed
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See https://fedoraproject.org/wiki/Changes/Mass_Python_2_Package_Removal
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* Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.2.3-3
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
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* Tue Jun 19 2018 Miro Hrončok <mhroncok@redhat.com> - 1:1.2.3-2
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- Rebuilt for Python 3.7
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* Tue Apr 10 2018 Brian C. Lane <bcl@redhat.com> - 1:1.2.3-1
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- New Version 1.2.3 (bcl)
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- Fix 32bit bug on large files (squimrel)
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- Don't put DESTDIR in the isomd5sum.pc file (bcl)
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* Fri Feb 23 2018 Florian Weimer <fweimer@redhat.com> - 1:1.2.2-4
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- Use LDFLAGS from redhat-rpm-config
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* Mon Feb 19 2018 Brian C. Lane <bcl@redhat.com> - 1.2.2-3
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- Add gcc BuildRequires for future minimal buildroot support
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* Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.2.2-2
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
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* Tue Oct 03 2017 Brian C. Lane <bcl@redhat.com> - 1:1.2.2-1
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- Don't put DESTDIR in the isomd5sum.pc file
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- New Version 1.2.2 (bcl)
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- Fix aligned alloc parameters and overflow on 32bit size_t (#1497458) (squimrel)
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- Fix memory leak (squimrel)
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- Add pkgconfig file (squimrel)
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- Remove line-breaks from error messages (squimrel)
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- Make library C++ compatible (squimrel)
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- Constify function signatures (squimrel)
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- Revert checkCallback function signature (squimrel)
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* Sat Aug 19 2017 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1:1.2.1-4
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- Python 2 binary package renamed to python2-isomd5sum
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See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3
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* Tue Oct 03 2017 Brian C. Lane <bcl@redhat.com> - 1.2.1-4
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- Fix aligned alloc parameters and overflow on 32bit (#1497458)
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* Wed Aug 02 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.2.1-3
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
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2
sources
2
sources
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@ -1 +1 @@
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SHA512 (1.2.3.tar.gz) = a500faa368377c8fb5dfc311bc3a6dbadd253e6af7928b691d1fc11e25b69819a611f72fa201e70f5df257cdc491c97d1f612bb179fa49de1fb0a638d6ac7972
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SHA512 (1.2.1.tar.gz) = 8ad4b3db4a5e1c13445fa7e30f74b594a023410d0b5bc6d018eeaab250b5756bd644f9f72c27841bb9068b3472ae125baa1a2d8b474e0e2ba4177a5c04df66b3
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