57 lines
1.7 KiB
Diff
57 lines
1.7 KiB
Diff
From c633de3d77987cef5b652c861aa646774c6f1167 Mon Sep 17 00:00:00 2001
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From: Stephen Gallagher <sgallagh@redhat.com>
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Date: Tue, 8 Mar 2022 16:33:35 -0500
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Subject: [PATCH 3/6] Truncate IP address in SAN
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In OpenSSL 1.1, this was done automatically when addind a SAN extension,
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but in OpenSSL 3.0 it is rejected as an invalid input.
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Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>
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---
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src/x509.c | 15 ++++++++++++++-
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1 file changed, 14 insertions(+), 1 deletion(-)
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diff --git a/src/x509.c b/src/x509.c
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index 7c7e4dfe56d5756862f3e0f851941e846ce96f31..e828ec725b23d7ea79393151e7bb436e2f61bdb8 100644
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--- a/src/x509.c
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+++ b/src/x509.c
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@@ -133,6 +133,7 @@ sscg_x509v3_csr_new (TALLOC_CTX *mem_ctx,
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char *alt_name = NULL;
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char *tmp = NULL;
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char *san = NULL;
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+ char *slash = NULL;
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TALLOC_CTX *tmp_ctx;
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X509_EXTENSION *ex = NULL;
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struct sscg_x509_req *csr;
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@@ -267,6 +268,12 @@ sscg_x509v3_csr_new (TALLOC_CTX *mem_ctx,
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else
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{
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san = talloc_strdup (tmp_ctx, certinfo->subject_alt_names[i]);
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+ /* SAN IP addresses cannot include the subnet mask */
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+ if ((slash = strchr (san, '/')))
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+ {
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+ /* Truncate at the slash */
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+ *slash = '\0';
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+ }
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}
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CHECK_MEM (san);
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@@ -289,7 +296,13 @@ sscg_x509v3_csr_new (TALLOC_CTX *mem_ctx,
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}
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ex = X509V3_EXT_conf_nid (NULL, NULL, NID_subject_alt_name, alt_name);
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- CHECK_MEM (ex);
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+ if (!ex)
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+ {
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+ ret = EINVAL;
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+ fprintf (stderr, "Invalid subjectAlternativeName: %s\n", alt_name);
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+ goto done;
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+ }
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+
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sk_X509_EXTENSION_push (certinfo->extensions, ex);
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/* Set the public key for the certificate */
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--
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2.49.0
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