linux-kernel - [PATCH v4a 2/2] selftests/kexec: testing CONFIG_KEXEC_BZIMAGE_VERIFY

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 22 Mar 2019 15:35:51 -0400
From:   Mimi Zohar <zohar@...ux.ibm.com>
To:     linux-integrity@...r.kernel.org
Cc:     linux-kselftest@...r.kernel.org, kexec@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Petr Vorel <pvorel@...e.cz>,
        Dave Young <dyoung@...hat.com>,
        Matthew Garrett <mjg59@...gle.com>,
        Mimi Zohar <zohar@...ux.ibm.com>
Subject: [PATCH v4a 2/2] selftests/kexec: testing CONFIG_KEXEC_BZIMAGE_VERIFY_SIG is not enough

Add support for CONFIG_KEXEC_VERIFY_SIG being enabled, but not
CONFIG_KEXEC_BZIMAGE_VERIFY_SIG.

Signed-off-by: Mimi Zohar <zohar@...ux.ibm.com>
---
 tools/testing/selftests/kexec/test_kexec_file_load.sh | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/kexec/test_kexec_file_load.sh b/tools/testing/selftests/kexec/test_kexec_file_load.sh
index 57b636792086..fa7c24e8eefb 100755
--- a/tools/testing/selftests/kexec/test_kexec_file_load.sh
+++ b/tools/testing/selftests/kexec/test_kexec_file_load.sh
@@ -102,7 +102,8 @@ kexec_file_load_test()
 			log_fail "$succeed_msg (missing sig)"
 		fi
 
-		if [ $pe_sig_required -eq 1 ] && [ $pe_signed -eq 0 ]; then
+		if [ $kexec_sig_required -eq 1 -o $pe_sig_required -eq 1 ] \
+		     && [ $pe_signed -eq 0 ]; then
 			log_fail "$succeed_msg (missing PE sig)"
 		fi
 
@@ -137,7 +138,8 @@ kexec_file_load_test()
 		fi
 	fi
 
-	if [ $pe_sig_required -eq 1 ] && [ $pe_signed -eq 0 ]; then
+	if [ $kexec_sig_required -eq 1 -o $pe_sig_required -eq 1 ] \
+	     && [ $pe_signed -eq 0 ]; then
 		log_pass "$failed_msg (missing PE sig)"
 	fi
 
@@ -181,6 +183,10 @@ platform_keyring=$?
 kconfig_enabled "CONFIG_IMA_READ_POLICY=y" "reading IMA policy permitted"
 ima_read_policy=$?
 
+kconfig_enabled "CONFIG_KEXEC_SIG_FORCE=y" \
+	"kexec signed kernel image required"
+kexec_sig_required=$?
+
 kconfig_enabled "CONFIG_KEXEC_BZIMAGE_VERIFY_SIG=y" \
 	"PE signed kernel image required"
 pe_sig_required=$?
-- 
2.7.5