trust: Ignore unreadable content in anchors
Fixes rhbz#1675441
This commit is contained in:
Daiki Ueno
parent
470464b6a6
commit
dc76f22c04
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@ -0,0 +1,181 @@
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From e2170b295992cb7fdf115227a78028ac3780619f Mon Sep 17 00:00:00 2001
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From: Daiki Ueno <dueno@redhat.com>
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Date: Mon, 18 Feb 2019 14:53:49 +0100
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Subject: [PATCH] trust: Ignore unreadable content in anchors
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This amends eb503f3a1467f21a5ecc9ae84ae23b216afc102f. Instead of
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failing C_FindObjectsInit, treat any errors internally and accumulates
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the successfully loaded certificates.
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Reported by Andrej Kvasnica in:
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https://bugzilla.redhat.com/show_bug.cgi?id=1675441
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---
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trust/module.c | 3 +-
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trust/test-module.c | 77 +++++++++++++++++++++++++++++++++++++++++++++
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trust/token.c | 23 ++++++--------
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3 files changed, 88 insertions(+), 15 deletions(-)
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diff --git a/trust/module.c b/trust/module.c
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index 1722340..ec3333d 100644
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--- a/trust/module.c
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+++ b/trust/module.c
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@@ -1198,8 +1198,7 @@ sys_C_FindObjectsInit (CK_SESSION_HANDLE handle,
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indices[n++] = session->index;
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if (want_token_objects) {
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if (!session->loaded)
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- if (p11_token_load (session->token) < 0)
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- rv = CKR_FUNCTION_FAILED;
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+ p11_token_load (session->token);
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if (rv == CKR_OK) {
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session->loaded = CK_TRUE;
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indices[n++] = p11_token_index (session->token);
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diff --git a/trust/test-module.c b/trust/test-module.c
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index 1e8d812..4024d81 100644
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--- a/trust/test-module.c
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+++ b/trust/test-module.c
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@@ -163,6 +163,80 @@ setup_writable (void *unused)
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p11_parser_formats (test.parser, p11_parser_format_persist, NULL);
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}
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+/* This is similar to setup(), but it adds an unreadable content in
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+ * the anchor directory. */
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+static void
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+setup_unreadable (void *unused)
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+{
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+ CK_C_INITIALIZE_ARGS args;
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+ const char *paths;
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+ char *p, *pp, *anchors;
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+ FILE *f, *ff;
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+ char buffer[4096];
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+ char *arguments;
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+ CK_ULONG count;
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+ CK_RV rv;
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+
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+ memset (&test, 0, sizeof (test));
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+
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+ /* This is the entry point of the trust module, linked to this test */
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+ rv = C_GetFunctionList (&test.module);
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+ assert (rv == CKR_OK);
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+
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+ test.directory = p11_test_directory ("test-module");
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+ anchors = p11_path_build (test.directory, "anchors", NULL);
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+#ifdef OS_UNIX
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+ if (mkdir (anchors, S_IRWXU) < 0)
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+#else
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+ if (mkdir (anchors) < 0)
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+#endif
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+ assert_fail ("mkdir()", anchors);
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+
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+ p = p11_path_build (anchors, "unreadable", NULL);
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+ f = fopen (p, "w");
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+ fwrite ("foo", 3, 1, f);
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+ fclose (f);
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+ chmod (p, 0);
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+ free (p);
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+
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+ pp = p11_path_build (anchors, "thawte", NULL);
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+ ff = fopen (pp, "w");
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+ f = fopen (SRCDIR "/trust/fixtures/thawte.pem", "r");
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+ while (!feof (f)) {
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+ size_t size;
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+ size = fread (buffer, 1, sizeof (buffer), f);
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+ if (ferror (f))
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+ assert_fail ("fread()",
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+ SRCDIR "/trust/fixtures/thawte.pem");
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+ fwrite (buffer, 1, size, ff);
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+ if (ferror (ff))
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+ assert_fail ("write()", pp);
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+ }
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+ free (pp);
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+ fclose (ff);
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+ fclose (f);
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+ free (anchors);
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+
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+ memset (&args, 0, sizeof (args));
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+ paths = SRCDIR "/trust/input" P11_PATH_SEP \
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+ SRCDIR "/trust/fixtures/self-signed-with-ku.der";
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+ if (asprintf (&arguments, "paths='%s%c%s'",
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+ paths, P11_PATH_SEP_C, test.directory) < 0)
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+ assert (false && "not reached");
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+ args.pReserved = arguments;
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+ args.flags = CKF_OS_LOCKING_OK;
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+
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+ rv = test.module->C_Initialize (&args);
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+ assert (rv == CKR_OK);
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+
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+ free (arguments);
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+
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+ count = NUM_SLOTS;
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+ rv = test.module->C_GetSlotList (CK_TRUE, test.slots, &count);
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+ assert (rv == CKR_OK);
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+ assert (count == NUM_SLOTS);
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+}
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+
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static void
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test_get_slot_list (void)
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{
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@@ -1324,5 +1398,8 @@ main (int argc,
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p11_fixture (NULL, NULL);
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p11_test (test_token_write_protected, "/module/token-write-protected");
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+ p11_fixture (setup_unreadable, teardown);
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+ p11_test (test_find_certificates, "/module/unreadable");
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+
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return p11_test_run (argc, argv);
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}
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diff --git a/trust/token.c b/trust/token.c
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index b91a1d0..8c75d06 100644
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--- a/trust/token.c
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+++ b/trust/token.c
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@@ -266,8 +266,8 @@ loader_load_directory (p11_token *token,
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return_val_if_fail (path != NULL, -1);
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ret = loader_load_if_file (token, path);
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- return_val_if_fail (ret >=0, -1);
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- total += ret;
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+ if (ret >= 0)
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+ total += ret;
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/* Make note that this file was seen */
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p11_dict_remove (present, path);
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@@ -328,8 +328,8 @@ loader_load_path (p11_token *token,
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p11_dict_iterate (present, &iter);
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while (p11_dict_next (&iter, (void **)&filename, NULL)) {
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ret = loader_load_if_file (token, filename);
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- return_val_if_fail (ret >= 0, ret);
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- total += ret;
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+ if (ret >= 0)
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+ total += ret;
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}
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}
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@@ -377,20 +377,17 @@ p11_token_load (p11_token *token)
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int ret;
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ret = loader_load_path (token, token->path, &is_dir);
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- if (ret < 0)
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- return -1;
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- total += ret;
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+ if (ret >= 0)
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+ total += ret;
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if (is_dir) {
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ret = loader_load_path (token, token->anchors, &is_dir);
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- if (ret < 0)
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- return -1;
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- total += ret;
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+ if (ret >= 0)
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+ total += ret;
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ret = loader_load_path (token, token->blacklist, &is_dir);
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- if (ret < 0)
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- return -1;
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- total += ret;
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+ if (ret >= 0)
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+ total += ret;
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}
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return total;
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--
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2.20.1
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@ -1,6 +1,6 @@
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# This spec file has been automatically updated
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Version: 0.23.15
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Release: 2%{?dist}
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Release: 3%{?dist}
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Name: p11-kit
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Summary: Library for loading and sharing PKCS#11 modules
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@ -9,6 +9,7 @@ URL: http://p11-glue.freedesktop.org/p11-kit.html
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Source0: https://github.com/p11-glue/p11-kit/releases/download/%{version}/p11-kit-%{version}.tar.gz
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Source1: trust-extract-compat
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Source2: p11-kit-client.service
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Patch0: 0001-trust-Ignore-unreadable-content-in-anchors.patch
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BuildRequires: gcc
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BuildRequires: libtasn1-devel >= 2.3
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@ -141,6 +142,9 @@ fi
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%changelog
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* Mon Feb 18 2019 Daiki Ueno <dueno@redhat.com> - 0.23.15-3
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- trust: Ignore unreadable content in anchors
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* Fri Feb 01 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.23.15-2
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
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