From d4a90e8a716e221a516a03435f6bb9115e3d5cc8 Mon Sep 17 00:00:00 2001 From: Eric Blankenhorn Date: Tue, 18 Jun 2024 15:08:01 -0500 Subject: [PATCH] Fix wolfSSL_ASN1_TIME_to_generalizedtime with UTC time --- src/ssl_asn1.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/src/ssl_asn1.c b/src/ssl_asn1.c index 2c3a58e34..9e9ef2d09 100644 --- a/src/ssl_asn1.c +++ b/src/ssl_asn1.c @@ -3510,14 +3510,17 @@ WOLFSSL_ASN1_TIME* wolfSSL_ASN1_TIME_to_generalizedtime(WOLFSSL_ASN1_TIME *t, if (ret != NULL) { /* Set the ASN.1 type and length of string. */ ret->type = V_ASN1_GENERALIZEDTIME; - ret->length = ASN_GENERALIZED_TIME_SIZE; if (t->type == V_ASN1_GENERALIZEDTIME) { + ret->length = ASN_GENERALIZED_TIME_SIZE; + /* Just copy as data already appropriately formatted. */ XMEMCPY(ret->data, t->data, ASN_GENERALIZED_TIME_SIZE); } else { /* Convert UTC TIME to GENERALIZED TIME. */ + ret->length = t->length + 2; /* Add two extra year digits */ + if (t->data[0] >= '5') { /* >= 50 is 1900s. */ ret->data[0] = '1'; ret->data[1] = '9'; @@ -3527,7 +3530,7 @@ WOLFSSL_ASN1_TIME* wolfSSL_ASN1_TIME_to_generalizedtime(WOLFSSL_ASN1_TIME *t, ret->data[0] = '2'; ret->data[1] = '0'; } /* Append rest of the data as it is the same. */ - XMEMCPY(&ret->data[2], t->data, ASN_UTC_TIME_SIZE); + XMEMCPY(&ret->data[2], t->data, t->length); } /* Check for pointer to return result through. */