diff mbox series

evmctl: support verification of portable EVM signatures

Message ID 20200326162723.3716670-1-dbaryshkov@gmail.com (mailing list archive)
State New, archived
Headers show
Series evmctl: support verification of portable EVM signatures | expand

Commit Message

Dmitry Baryshkov March 26, 2020, 4:27 p.m. UTC 
From: Dmitry Baryshkov <dbaryshkov@gmail.com>

EVM signature code checked explicitly checked for signature type to be
EVM_IMA_XATTR_DIGSIG (0x03). Allow it to be either EVM_IMA_XATTR_DIGSIG
or EVM_XATTR_PORTABLE_DIGSIG.

Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
---
 src/evmctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/src/evmctl.c b/src/evmctl.c
index b02be8b1507a..b3f6f65523ef 100644
--- a/src/evmctl.c
+++ b/src/evmctl.c
@@ -824,7 +824,7 @@  static int verify_evm(const char *file)
 		return len;
 	}
 
-	if (sig[0] != 0x03) {
+	if (sig[0] != EVM_IMA_XATTR_DIGSIG || sig[0] != EVM_XATTR_PORTABLE_DIGSIG) {
 		log_err("%s has no signature\n", xattr_evm);
 		return -1;
 	}