From: Tobias Brunner <tobias@strongswan.org>
Date: Thu, 14 Mar 2024 12:56:21 +0000 (+0100)
Subject: pkcs11: Fix cleanup when verifying signature fails because scheme isn't supported
X-Git-Tag: 5.9.14~8
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b2f957f5f18e83120fae016ae0eb9e17c3b40020;p=thirdparty%2Fstrongswan.git

pkcs11: Fix cleanup when verifying signature fails because scheme isn't supported

Fixes: 49769fff53f3 ("pkcs11: Support RSA-PSS signatures")
---

diff --git a/src/libstrongswan/plugins/pkcs11/pkcs11_public_key.c b/src/libstrongswan/plugins/pkcs11/pkcs11_public_key.c
index 2298be16ea..1f06f83965 100644
--- a/src/libstrongswan/plugins/pkcs11/pkcs11_public_key.c
+++ b/src/libstrongswan/plugins/pkcs11/pkcs11_public_key.c
@@ -307,7 +307,10 @@ METHOD(public_key_t, verify, bool,
 	success = TRUE;
 
 end:
-	free(mechanism->pParameter);
+	if (mechanism)
+	{
+		free(mechanism->pParameter);
+	}
 	free(mechanism);
 	return success;
 }