.gitignore

@@ -1,2 +1 @@
 SOURCES/v2.4.9.4.tar.gz
-/v2.4.9.4.tar.gz

.mod_auth_openidc.metadata

@@ -0,0 +1 @@
+47f8b949552c3d32f019c5cf785c4672dc0f8aae SOURCES/v2.4.9.4.tar.gz

SOURCES/0003-CVE-2024-24814.patch

@@ -0,0 +1,46 @@
+diff -up mod_auth_openidc-2.4.9.4/src/util.c.orig mod_auth_openidc-2.4.9.4/src/util.c
+--- mod_auth_openidc-2.4.9.4/src/util.c.orig	2024-02-29 17:54:55.939797412 +0100
++++ mod_auth_openidc-2.4.9.4/src/util.c	2024-02-29 18:01:12.042842605 +0100
+@@ -1270,25 +1270,24 @@ static char* oidc_util_get_chunk_cookie_
+  */
+ char* oidc_util_get_chunked_cookie(request_rec *r, const char *cookieName,
+ 		int chunkSize) {
+-	char *cookieValue = NULL;
+-	char *chunkValue = NULL;
+-	int i = 0;
+-	if (chunkSize == 0) {
+-		cookieValue = oidc_util_get_cookie(r, cookieName);
+-	} else {
+-		int chunkCount = oidc_util_get_chunked_count(r, cookieName);
+-		if (chunkCount > 0) {
+-			cookieValue = "";
+-			for (i = 0; i < chunkCount; i++) {
+-				chunkValue = oidc_util_get_cookie(r,
+-						oidc_util_get_chunk_cookie_name(r, cookieName, i));
+-				if (chunkValue != NULL)
+-					cookieValue = apr_psprintf(r->pool, "%s%s", cookieValue,
+-							chunkValue);
+-			}
+-		} else {
+-			cookieValue = oidc_util_get_cookie(r, cookieName);
++	char *cookieValue = NULL, *chunkValue = NULL;
++	int chunkCount = 0, i = 0;
++	if (chunkSize == 0)
++		return oidc_util_get_cookie(r, cookieName);
++	chunkCount = oidc_util_get_chunked_count(r, cookieName);
++	if (chunkCount == 0)
++		return oidc_util_get_cookie(r, cookieName);
++	if ((chunkCount < 0) || (chunkCount > 99)) {
++		oidc_warn(r, "chunk count out of bounds: %d", chunkCount);
++		return NULL;
++	}
++	for (i = 0; i < chunkCount; i++) {
++		chunkValue = oidc_util_get_cookie(r, oidc_util_get_chunk_cookie_name(r, cookieName, i));
++		if (chunkValue == NULL) {
++			oidc_warn(r, "could not find chunk %d; aborting", i);
++			break;
+ 		}
++		cookieValue = apr_psprintf(r->pool, "%s%s", cookieValue ? cookieValue : "", chunkValue);
+ 	}
+ 	return cookieValue;
+ }

SOURCES/0004-race-condition.patch

@@ -0,0 +1,95 @@
+diff -up mod_auth_openidc-2.4.10/src/cache/file.c.orig mod_auth_openidc-2.4.10/src/cache/file.c
+--- mod_auth_openidc-2.4.10/src/cache/file.c.orig	2024-04-16 11:12:38.942552103 +0200
++++ mod_auth_openidc-2.4.10/src/cache/file.c	2024-04-16 11:13:09.890588209 +0200
+@@ -329,8 +329,10 @@ static apr_status_t oidc_cache_file_clea
+ 			}
+ 
+ 			/* read the header with cache metadata info */
++			apr_file_lock(fd, APR_FLOCK_EXCLUSIVE);
+ 			rc = oidc_cache_file_read(r, path, fd, &info,
+ 					sizeof(oidc_cache_file_info_t));
++			apr_file_unlock(fd);
+ 			apr_file_close(fd);
+ 
+ 			if (rc == APR_SUCCESS) {
+@@ -372,14 +374,15 @@ static apr_status_t oidc_cache_file_clea
+ /*
+  * write a value for the specified key to the cache
+  */
+-static apr_byte_t oidc_cache_file_set(request_rec *r, const char *section,
+-		const char *key, const char *value, apr_time_t expiry) {
++static apr_byte_t oidc_cache_file_set(request_rec *r, const char *section, const char *key,
++		const char *value, apr_time_t expiry) {
+ 	apr_file_t *fd = NULL;
+ 	apr_status_t rc = APR_SUCCESS;
+ 	char s_err[128];
+ 
+ 	/* get the fully qualified path to the cache file based on the key name */
+-	const char *path = oidc_cache_file_path(r, section, key);
++	const char *target = oidc_cache_file_path(r, section, key);
++	const char *path = apr_psprintf(r->pool, "%s.tmp", target);
+ 
+ 	/* only on writes (not on reads) we clean the cache first (if not done recently) */
+ 	oidc_cache_file_clean(r);
+@@ -387,24 +390,22 @@ static apr_byte_t oidc_cache_file_set(re
+ 	/* just remove cache file if value is NULL */
+ 	if (value == NULL) {
+ 		if ((rc = apr_file_remove(path, r->pool)) != APR_SUCCESS) {
+-			oidc_error(r, "could not delete cache file \"%s\" (%s)", path,
+-					apr_strerror(rc, s_err, sizeof(s_err)));
++			oidc_error(r, "could not delete cache file \"%s\" (%s)", path, apr_strerror(rc, s_err, sizeof(s_err)));
+ 		}
+ 		return TRUE;
+ 	}
+ 
+ 	/* try to open the cache file for writing, creating it if it does not exist */
+-	if ((rc = apr_file_open(&fd, path,
+-			(APR_FOPEN_WRITE | APR_FOPEN_CREATE | APR_FOPEN_TRUNCATE),
+-			APR_OS_DEFAULT, r->pool)) != APR_SUCCESS) {
+-		oidc_error(r, "cache file \"%s\" could not be opened (%s)", path,
+-				apr_strerror(rc, s_err, sizeof(s_err)));
++	if ((rc = apr_file_open(&fd, path, (APR_FOPEN_WRITE | APR_FOPEN_CREATE),
++							APR_OS_DEFAULT, r->pool)) != APR_SUCCESS) {
++		oidc_error(r, "cache file \"%s\" could not be opened (%s)", path, apr_strerror(rc, s_err, sizeof(s_err)));
+ 		return FALSE;
+ 	}
+ 
+ 	/* lock the file and move the write pointer to the start of it */
+ 	apr_file_lock(fd, APR_FLOCK_EXCLUSIVE);
+ 	apr_off_t begin = 0;
++	apr_file_trunc(fd, begin);
+ 	apr_file_seek(fd, APR_SET, &begin);
+ 
+ 	/* construct the metadata for this cache entry in the header info */
+@@ -413,22 +414,24 @@ static apr_byte_t oidc_cache_file_set(re
+ 	info.len = strlen(value) + 1;
+ 
+ 	/* write the header */
+-	if ((rc = oidc_cache_file_write(r, path, fd, &info,
+-			sizeof(oidc_cache_file_info_t))) != APR_SUCCESS)
++	if ((rc = oidc_cache_file_write(r, path, fd, &info, sizeof(oidc_cache_file_info_t)))
++			!= APR_SUCCESS)
+ 		return FALSE;
+ 
+ 	/* next write the value */
+-	rc = oidc_cache_file_write(r, path, fd, (void *) value, info.len);
++	rc = oidc_cache_file_write(r, path, fd, (void*) value, info.len);
+ 
+ 	/* unlock and close the written file */
+ 	apr_file_unlock(fd);
+ 	apr_file_close(fd);
+ 
++	if (rename(path, target) != 0) {
++		oidc_error(r, "cache file: %s could not be renamed to: %s", path, target);
++		return FALSE;
++	}
++
+ 	/* log our success/failure */
+-	oidc_debug(r,
+-			"%s entry for key \"%s\" in file of %" APR_SIZE_T_FMT " bytes",
+-			(rc == APR_SUCCESS) ? "successfully stored" : "could not store",
+-					key, info.len);
++	oidc_debug(r, "%s entry for key \"%s\" in file of %" APR_SIZE_T_FMT " bytes", (rc == APR_SUCCESS) ? "successfully stored" : "could not store", key, info.len);
+ 
+ 	return (rc == APR_SUCCESS);
+ }

SPECS/mod_auth_openidc.spec

@@ -15,14 +15,16 @@
 
 Name:		mod_auth_openidc
 Version:	2.4.9.4
-Release:	5%{?dist}
+Release:	6%{?dist}
 Summary:	OpenID Connect auth module for Apache HTTP Server
 
 License:	ASL 2.0
 URL:		https://github.com/zmartzone/mod_auth_openidc
 Source0:	https://github.com/zmartzone/mod_auth_openidc/archive/v%{version}.tar.gz
-Patch0:		0001-CVE-2022-23527.patch
-Patch1:		0002-CVE-2023-28625.patch
+Patch1:		0001-CVE-2022-23527.patch
+Patch2:		0002-CVE-2023-28625.patch
+Patch3:		0003-CVE-2024-24814.patch
+Patch4:		0004-race-condition.patch
 
 BuildRequires:  gcc
 BuildRequires:	httpd-devel
@@ -98,6 +100,12 @@ install -m 700 -d $RPM_BUILD_ROOT%{httpd_pkg_cache_dir}/cache
 %dir %attr(0700, apache, apache) %{httpd_pkg_cache_dir}/cache
 
 %changelog
+* Fri Apr 12 2024 Tomas Halman <thalman@redhat.com> - 2.4.9.4-6
+- Resolves: RHEL-36492 Race condition in mod_auth_openidc filecache
+- Resolves: RHEL-25421 mod_auth_openidc: DoS when using
+    `OIDCSessionType client-cookie` and manipulating cookies
+    (CVE-2024-24814)
+
 * Tue Apr 25 2023 Tomas Halman <thalman@redhat.com> - 2.4.9.4-5
   Related: rhbz#2141850 - fix cjose version dependency
 
@@ -108,7 +116,7 @@ install -m 700 -d $RPM_BUILD_ROOT%{httpd_pkg_cache_dir}/cache
 - Resolves: rhbz#2184144 - CVE-2023-28625 NULL pointer dereference
       when OIDCStripCookies is set and a crafted Cookie header is supplied
 
-* Thu Feb 21 2023 Tomas Halman <thalman@redhat.com> - 2.4.9.4-2
+* Tue Feb 21 2023 Tomas Halman <thalman@redhat.com> - 2.4.9.4-2
 - Resolves: rhbz#2153659 - CVE-2022-23527 - Open Redirect in
       oidc_validate_redirect_url() using tab character
 

gating.yaml

@@ -1,6 +0,0 @@
---- !Policy
-product_versions:
-  - rhel-9
-decision_context: osci_compose_gate
-rules:
-  - !PassingTestCaseRule {test_case_name: osci.brew-build.tier0.functional}

sources

@@ -1 +0,0 @@
-SHA512 (v2.4.9.4.tar.gz) = cc4850cf88e5920fd944f5865f2bf0072f12d26a7f5aad38f378412dec01a9698c899616320a584a6e6d81f5dd50aaa1f5598cdc7cb50df6215dc516fa507d4e

tests/.fmf/version

@@ -1 +0,0 @@
-1

tests/provision.fmf

@@ -1,5 +0,0 @@
----
-standard-inventory-qcow2:
-  qemu:
-    m: 3G
-    smp: 2

tests/scripts/run_tests.sh

@@ -1,12 +0,0 @@
-#!/bin/bash
-
-export GIT_SSL_NO_VERIFY=true
-git clone https://github.com/latchset/federation_testing.git
-
-cd federation_testing
-if [ ! -d /tmp/artifacts ]; then
-    mkdir -p /tmp/artifacts
-fi
-
-./setup.sh
-./test_oidc.sh

tests/tests.yml

@@ -1,12 +0,0 @@
-- hosts: localhost
-  roles:
-  - role: standard-test-basic
-    tags:
-    - classic
-    tests:
-    - mod_auth_mellon:
-        dir: scripts
-        run: ./run_tests.sh
-    required_packages:
-    - git
-