From 259ac68aeb9261a96071677e9c164980f654d8de Mon Sep 17 00:00:00 2001 From: Jonas Maebe Date: Sun, 8 Dec 2013 22:47:45 +0100 Subject: [PATCH] do_ext_i2d: free ext_der or ext_oct on error path Signed-off-by: Kurt Roeckx Reviewed-by: Rich Salz --- crypto/x509v3/v3_conf.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/crypto/x509v3/v3_conf.c b/crypto/x509v3/v3_conf.c index b570b6e592..6e9beeffed 100644 --- a/crypto/x509v3/v3_conf.c +++ b/crypto/x509v3/v3_conf.c @@ -175,9 +175,9 @@ static X509_EXTENSION *do_ext_nconf(CONF *conf, X509V3_CTX *ctx, int ext_nid, static X509_EXTENSION *do_ext_i2d(const X509V3_EXT_METHOD *method, int ext_nid, int crit, void *ext_struc) { - unsigned char *ext_der; + unsigned char *ext_der = NULL; int ext_len; - ASN1_OCTET_STRING *ext_oct; + ASN1_OCTET_STRING *ext_oct = NULL; X509_EXTENSION *ext; /* Convert internal representation to DER */ if (method->it) @@ -196,6 +196,7 @@ static X509_EXTENSION *do_ext_i2d(const X509V3_EXT_METHOD *method, int ext_nid, } if (!(ext_oct = M_ASN1_OCTET_STRING_new())) goto merr; ext_oct->data = ext_der; + ext_der = NULL; ext_oct->length = ext_len; ext = X509_EXTENSION_create_by_NID(NULL, ext_nid, crit, ext_oct); @@ -206,6 +207,10 @@ static X509_EXTENSION *do_ext_i2d(const X509V3_EXT_METHOD *method, int ext_nid, merr: X509V3err(X509V3_F_DO_EXT_I2D,ERR_R_MALLOC_FAILURE); + if (ext_der != NULL) + OPENSSL_free(ext_der); + if (ext_oct != NULL) + M_ASN1_OCTET_STRING_free(ext_oct); return NULL; } -- 2.25.1