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0597d865ef
nixpkgs/pkgs/development/libraries/tpm2-tss/no-dynamic-loader-path.patch
Arthur Gautier 90acc83140 tpm2-tss: 3.2.0 -> 4.0.1 
This fixes CVE-2023-22745
2023-06-27 09:27:24 -07:00

235 lines
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diff --git a/src/tss2-tcti/tctildr-dl.c b/src/tss2-tcti/tctildr-dl.c
index 622637dc..88fc3d8f 100644
--- a/src/tss2-tcti/tctildr-dl.c
+++ b/src/tss2-tcti/tctildr-dl.c
@@ -92,7 +92,7 @@ handle_from_name(const char *file,
LOG_DEBUG("Could not load TCTI file: \"%s\": %s", file, dlerror());
}
- len = snprintf(NULL, 0, TCTI_NAME_TEMPLATE_0, file);
+ len = snprintf(NULL, 0, "@PREFIX@" TCTI_NAME_TEMPLATE_0, file);
if (len >= PATH_MAX) {
LOG_ERROR("TCTI name truncated in transform.");
return TSS2_TCTI_RC_BAD_VALUE;
@@ -129,6 +129,50 @@ handle_from_name(const char *file,
return TSS2_TCTI_RC_BAD_VALUE;
}
*handle = dlopen(file_xfrm, RTLD_NOW);
+ if (*handle != NULL) {
+ return TSS2_RC_SUCCESS;
+ } else {
+ LOG_DEBUG("Failed to load TCTI for name \"%s\": %s", file, dlerror());
+ }
+ size = snprintf(file_xfrm,
+ len + 1,
+ "@PREFIX@%s",
+ file);
+ if (size >= len + 1) {
+ LOG_ERROR("TCTI name truncated in transform.");
+ return TSS2_TCTI_RC_BAD_VALUE;
+ }
+ *handle = dlopen(file_xfrm, RTLD_NOW);
+ if (*handle != NULL) {
+ return TSS2_RC_SUCCESS;
+ } else {
+ LOG_DEBUG("Could not load TCTI file: \"%s\": %s", file, dlerror());
+ }
+ /* 'name' alone didn't work, try libtss2-tcti-<name>.so.0 */
+ size = snprintf(file_xfrm,
+ len + 1,
+ "@PREFIX@" TCTI_NAME_TEMPLATE_0,
+ file);
+ if (size >= len + 1) {
+ LOG_ERROR("TCTI name truncated in transform.");
+ return TSS2_TCTI_RC_BAD_VALUE;
+ }
+ *handle = dlopen(file_xfrm, RTLD_NOW);
+ if (*handle != NULL) {
+ return TSS2_RC_SUCCESS;
+ } else {
+ LOG_DEBUG("Could not load TCTI file \"%s\": %s", file, dlerror());
+ }
+ /* libtss2-tcti-<name>.so.0 didn't work, try libtss2-tcti-<name>.so */
+ size = snprintf(file_xfrm,
+ len + 1,
+ "@PREFIX@" TCTI_NAME_TEMPLATE,
+ file);
+ if (size >= len + 1) {
+ LOG_ERROR("TCTI name truncated in transform.");
+ return TSS2_TCTI_RC_BAD_VALUE;
+ }
+ *handle = dlopen(file_xfrm, RTLD_NOW);
if (*handle == NULL) {
LOG_DEBUG("Failed to load TCTI for name \"%s\": %s", file, dlerror());
SAFE_FREE(file_xfrm);
diff --git a/test/unit/tctildr-dl.c b/test/unit/tctildr-dl.c
index 4279baee..6685c811 100644
--- a/test/unit/tctildr-dl.c
+++ b/test/unit/tctildr-dl.c
@@ -229,6 +229,18 @@ test_get_info_default_success (void **state)
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-default.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+
expect_string(__wrap_dlopen, filename, "libtss2-tcti-tabrmd.so.0");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, HANDLE);
@@ -261,6 +273,18 @@ test_get_info_default_info_fail (void **state)
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-default.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+
expect_string(__wrap_dlopen, filename, "libtss2-tcti-tabrmd.so.0");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, HANDLE);
@@ -413,6 +437,15 @@ test_tcti_fail_all (void **state)
expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-default.so.so");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-default.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
/* Skip over libtss2-tcti-tabrmd.so */
expect_string(__wrap_dlopen, filename, "libtss2-tcti-tabrmd.so.0");
@@ -424,6 +457,15 @@ test_tcti_fail_all (void **state)
expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-tabrmd.so.0.so");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-tabrmd.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-tabrmd.so.0.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-tabrmd.so.0.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
/* Skip over libtss2-tcti-device.so, /dev/tpmrm0 */
expect_string(__wrap_dlopen, filename, "libtss2-tcti-device.so.0");
@@ -435,6 +477,15 @@ test_tcti_fail_all (void **state)
expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-device.so.0.so");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-device.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-device.so.0.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-device.so.0.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
/* Skip over libtss2-tcti-device.so, /dev/tpm0 */
expect_string(__wrap_dlopen, filename, "libtss2-tcti-device.so.0");
@@ -446,6 +497,15 @@ test_tcti_fail_all (void **state)
expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-device.so.0.so");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-device.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-device.so.0.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-device.so.0.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
/* Skip over libtss2-tcti-swtpm.so */
expect_string(__wrap_dlopen, filename, "libtss2-tcti-swtpm.so.0");
@@ -457,6 +517,15 @@ test_tcti_fail_all (void **state)
expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-swtpm.so.0.so");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-swtpm.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-swtpm.so.0.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-swtpm.so.0.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
/* Skip over libtss2-tcti-mssim.so */
expect_string(__wrap_dlopen, filename, "libtss2-tcti-mssim.so.0");
@@ -468,6 +537,15 @@ test_tcti_fail_all (void **state)
expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-mssim.so.0.so");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-mssim.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-mssim.so.0.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-mssim.so.0.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
TSS2_RC r;
TSS2_TCTI_CONTEXT *tcti;
@@ -496,6 +574,15 @@ test_info_from_name_handle_fail (void **state)
expect_string(__wrap_dlopen, filename, "libtss2-tcti-foo.so");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/foo");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-foo.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-foo.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
TSS2_RC rc = info_from_name ("foo", &info, &data);
assert_int_equal (rc, TSS2_TCTI_RC_NOT_SUPPORTED);
@@ -612,6 +699,15 @@ test_tctildr_get_info_from_name (void **state)
expect_string(__wrap_dlopen, filename, "libtss2-tcti-foo.so");
expect_value(__wrap_dlopen, flags, RTLD_NOW);
will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/foo");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-foo.so.0");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
+ expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-foo.so");
+ expect_value(__wrap_dlopen, flags, RTLD_NOW);
+ will_return(__wrap_dlopen, NULL);
TSS2_RC rc = tctildr_get_info ("foo", &info, &data);
assert_int_equal (rc, TSS2_TCTI_RC_NOT_SUPPORTED);
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