diff options
| -rw-r--r-- | meta/recipes-connectivity/openssl/openssl/Use-SHA256-not-MD5-as-default-digest.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/openssl/openssl/Use-SHA256-not-MD5-as-default-digest.patch b/meta/recipes-connectivity/openssl/openssl/Use-SHA256-not-MD5-as-default-digest.patch new file mode 100644 index 0000000000..58c9ee7844 --- /dev/null +++ b/meta/recipes-connectivity/openssl/openssl/Use-SHA256-not-MD5-as-default-digest.patch @@ -0,0 +1,69 @@ +From d795f5f20a29adecf92c09459a3ee07ffac01a99 Mon Sep 17 00:00:00 2001 +From: Rich Salz <rsalz@akamai.com> +Date: Sat, 13 Jun 2015 17:03:39 -0400 +Subject: [PATCH] Use SHA256 not MD5 as default digest. + +Commit f8547f62c212837dbf44fb7e2755e5774a59a57b upstream. + +Upstream-Status: Backport +Backport from OpenSSL 2.0 to OpenSSL 1.0.2 +Commit f8547f62c212837dbf44fb7e2755e5774a59a57b + +CVE: CVE-2004-2761 + + The MD5 Message-Digest Algorithm is not collision resistant, + which makes it easier for context-dependent attackers to + conduct spoofing attacks, as demonstrated by attacks on the + use of MD5 in the signature algorithm of an X.509 certificate. + +Reviewed-by: Viktor Dukhovni <viktor@openssl.org> +Signed-off-by: Zhang Xiao <xiao.zhang@windriver.com> +Signed-off-by: T.O. Radzy Radzykewycz <radzy@windriver.com> +--- + apps/ca.c | 2 +- + apps/dgst.c | 2 +- + apps/enc.c | 2 +- + 3 files changed, 3 insertions(+), 3 deletions(-) + +diff --git a/apps/ca.c b/apps/ca.c +index 3b7336c..8f3a84b 100644 +--- a/apps/ca.c ++++ b/apps/ca.c +@@ -1612,7 +1612,7 @@ static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509, + } else + BIO_printf(bio_err, "Signature ok\n"); + +- if ((rreq = X509_to_X509_REQ(req, NULL, EVP_md5())) == NULL) ++ if ((rreq = X509_to_X509_REQ(req, NULL, NULL)) == NULL) + goto err; + + ok = do_body(xret, pkey, x509, dgst, sigopts, policy, db, serial, subj, +diff --git a/apps/dgst.c b/apps/dgst.c +index 95e5fa3..0d1529f 100644 +--- a/apps/dgst.c ++++ b/apps/dgst.c +@@ -442,7 +442,7 @@ int MAIN(int argc, char **argv) + goto end; + } + if (md == NULL) +- md = EVP_md5(); ++ md = EVP_sha256(); + if (!EVP_DigestInit_ex(mctx, md, impl)) { + BIO_printf(bio_err, "Error setting digest %s\n", pname); + ERR_print_errors(bio_err); +diff --git a/apps/enc.c b/apps/enc.c +index 7b7c70b..a7d944c 100644 +--- a/apps/enc.c ++++ b/apps/enc.c +@@ -344,7 +344,7 @@ int MAIN(int argc, char **argv) + } + + if (dgst == NULL) { +- dgst = EVP_md5(); ++ dgst = EVP_sha256(); + } + + if (bufsize != NULL) { +-- +1.9.1 + |