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6 changed files with 1 additions and 251 deletions

2
.gitignore vendored
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SOURCES/gpgkey-15B5C33D.gpg
SOURCES/libcacard-2.7.0.tar.xz

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edd993b1f57280c50dc15f13624a43849b1c69db SOURCES/gpgkey-15B5C33D.gpg
85b85d33e5f2c68f3a792f09cae21de64edc91c0 SOURCES/libcacard-2.7.0.tar.xz

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From 2c10ae315375730020108cbcae0c282d0d6eff5f Mon Sep 17 00:00:00 2001
From: Jakub Jelen <jjelen@redhat.com>
Date: Mon, 26 Aug 2019 17:42:06 +0200
Subject: [PATCH 1/2] vcard_emul_nss: Drop the key caching to simplify error
handling
It could happen with PKCS#11 modules that (correctly) invalidate object
handles after logout (which was introduced in 0d3a683a), that the handles
are not valid when we try to use the objects again.
This is trying to address this use case, which I noticed was breaking
CI with SoftHSM PKCS#11 modules.
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
---
src/vcard_emul_nss.c | 15 +--------------
1 file changed, 1 insertion(+), 14 deletions(-)
diff --git a/src/vcard_emul_nss.c b/src/vcard_emul_nss.c
index e8f5c56..f788964 100644
--- a/src/vcard_emul_nss.c
+++ b/src/vcard_emul_nss.c
@@ -52,7 +52,6 @@ typedef enum {
struct VCardKeyStruct {
CERTCertificate *cert;
PK11SlotInfo *slot;
- SECKEYPrivateKey *key;
VCardEmulTriState failedX509;
};
@@ -155,10 +154,6 @@ vcard_emul_make_key(PK11SlotInfo *slot, CERTCertificate *cert)
key = g_new(VCardKey, 1);
key->slot = PK11_ReferenceSlot(slot);
key->cert = CERT_DupCertificate(cert);
- /* NOTE: if we aren't logged into the token, this could return NULL */
- /* NOTE: the cert is a temp cert, not necessarily the cert in the token,
- * use the DER version of this function */
- key->key = PK11_FindKeyByDERCert(slot, cert, NULL);
key->failedX509 = VCardEmulUnknown;
return key;
}
@@ -170,10 +165,6 @@ vcard_emul_delete_key(VCardKey *key)
if (!nss_emul_init || (key == NULL)) {
return;
}
- if (key->key) {
- SECKEY_DestroyPrivateKey(key->key);
- key->key = NULL;
- }
if (key->cert) {
CERT_DestroyCertificate(key->cert);
}
@@ -189,12 +180,8 @@ vcard_emul_delete_key(VCardKey *key)
static SECKEYPrivateKey *
vcard_emul_get_nss_key(VCardKey *key)
{
- if (key->key) {
- return key->key;
- }
/* NOTE: if we aren't logged into the token, this could return NULL */
- key->key = PK11_FindPrivateKeyFromCert(key->slot, key->cert, NULL);
- return key->key;
+ return PK11_FindPrivateKeyFromCert(key->slot, key->cert, NULL);
}
/*
--
2.22.0
From 06587ef683373690f61540935b4516b4f23238ea Mon Sep 17 00:00:00 2001
From: Jakub Jelen <jjelen@redhat.com>
Date: Tue, 27 Aug 2019 12:38:45 +0200
Subject: [PATCH 2/2] tests: Reproducer for pkcs11 modules invalidating object
handles on logout
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
---
tests/hwtests.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/tests/hwtests.c b/tests/hwtests.c
index cd9a33b..39decfb 100644
--- a/tests/hwtests.c
+++ b/tests/hwtests.c
@@ -339,6 +339,26 @@ static void test_sign_bad_data_x509(void)
vreader_free(reader); /* get by id ref */
}
+/* This is a regression test for issues with PKCS#11 tokens
+ * invalidating object handles after logout (such as softhsm).
+ * See: https://bugzilla.mozilla.org/show_bug.cgi?id=1576642
+ */
+static void test_sign_logout_sign(void)
+{
+ VReader *reader = vreader_get_reader_by_id(0);
+
+ g_assert_nonnull(reader);
+
+ test_login();
+ test_sign();
+
+ /* This implicitly logs out the user */
+ test_login();
+ test_sign();
+
+ vreader_free(reader); /* get by id ref */
+}
+
static void libcacard_finalize(void)
{
VReader *reader = vreader_get_reader_by_id(0);
@@ -374,6 +394,7 @@ int main(int argc, char *argv[])
g_test_add_func("/hw-tests/sign-bad-data", test_sign_bad_data_x509);
g_test_add_func("/hw-tests/empty-applets", test_empty_applets);
g_test_add_func("/hw-tests/get-response", test_get_response);
+ g_test_add_func("/hw-tests/sign-logout-sign", test_sign_logout_sign);
ret = g_test_run();
--
2.22.0

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Name: libcacard
Version: 2.7.0
Release: 2%{?dist}
Summary: CAC (Common Access Card) library
License: LGPLv2+
URL: http://www.spice-space.org/page/Libcacard
Source0: http://www.spice-space.org/download/libcacard/%{name}-%{version}.tar.xz
Source1: http://www.spice-space.org/download/libcacard/%{name}-%{version}.tar.xz.asc
Source2: gpgkey-15B5C33D.gpg
# https://gitlab.freedesktop.org/spice/libcacard/merge_requests/5
Patch0: %{name}-2.7.0-caching-keys.patch
Epoch: 3
BuildRequires: glib2-devel
BuildRequires: nss-devel
BuildRequires: softhsm
BuildRequires: opensc
BuildRequires: gnutls-utils
BuildRequires: nss-tools
BuildRequires: openssl
BuildRequires: gnupg2
Conflicts: qemu-common < 2:2.5.0
%description
This library provides emulation of smart cards to a virtual card
reader running in a guest virtual machine.
It implements DoD CAC standard with separate pki containers
(compatible coolkey), using certificates read from NSS.
%package devel
Summary: Development files for %{name}
Requires: %{name}%{?_isa} = %{epoch}:%{version}-%{release}
%description devel
The %{name}-devel package contains libraries and header files for
developing applications that use %{name}.
%prep
gpgv2 --quiet --keyring %{SOURCE2} %{SOURCE1} %{SOURCE0}
%setup -q
%patch0 -p1 -b .caching
%build
%configure --disable-static
sed -i -e 's! -shared ! -Wl,--as-needed\0!g' libtool
make %{?_smp_mflags}
%check
# Do not run the tests on s390x, which fails
%ifnarch s390x
sed -i "s!/usr/lib64/!%{_libdir}/!" tests/setup-softhsm2.sh
make check
%endif
%install
%make_install
rm -f %{buildroot}%{_libdir}/*.la
%post -p /sbin/ldconfig
%postun -p /sbin/ldconfig
%files
%license COPYING
%doc NEWS
%{_libdir}/libcacard.so.*
%files devel
%{_includedir}/cacard
%{_libdir}/libcacard.so
%{_libdir}/pkgconfig/libcacard.pc
%changelog
* Mon Sep 16 2019 Jakub Jelen <jjelen@redhat.com> - 2.7.0-2
- Remove key caching capabilities since to avoid invalid handle reuse (#1746883)
* Tue Jul 23 2019 Jakub Jelen <jjelen@redhat.com> - 2.7.0-1
- Update to libcacard 2.7.0 to improve Windows compatibility (#1615840)
* Mon Dec 17 2018 Christophe Fergeau <cfergeau@redhat.com> - 2.6.1-1
- Update to libcacard 2.6.1
Resolves: rhbz#1620129
* Mon Aug 13 2018 Troy Dawson <tdawson@redhat.com> - 3:2.5.3-5
- Release Bumped for el8 Mass Rebuild
* Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 3:2.5.3-4
- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
* Thu Aug 03 2017 Fedora Release Engineering <releng@fedoraproject.org> - 3:2.5.3-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 3:2.5.3-2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
* Wed Mar 01 2017 Marc-André Lureau <marcandre.lureau@redhat.com> - 3:2.5.3-1
- new upstream release 2.5.3
* Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 3:2.5.2-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
* Thu Feb 04 2016 Fedora Release Engineering <releng@fedoraproject.org> - 3:2.5.2-2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
* Tue Dec 8 2015 Marc-André Lureau <marcandre.lureau@redhat.com> - 3:2.5.2-1
- Update to latest libcacard's release (2.5.2)
* Wed Nov 25 2015 Fabiano Fidêncio <fidencio@redhat.com> - 3:2.5.1-1
- Update to latest libcacard's release (2.5.1)
* Wed Sep 23 2015 Marc-André Lureau <marcandre.lureau@redhat.com> - 3:2.5.0-1
- Initial standalone libcacard package.

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libcacard package is retired on branch c10s for BAKERY-412