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openssl/SOURCES/openssl-1.1.1-cve-2023-0286...

64 lines
1.9 KiB

From 2c6c9d439b484e1ba9830d8454a34fa4f80fdfe9 Mon Sep 17 00:00:00 2001
From: Hugo Landau <hlandau@openssl.org>
Date: Tue, 17 Jan 2023 17:45:42 +0000
Subject: [PATCH 6/6] CVE-2023-0286: Fix GENERAL_NAME_cmp for x400Address
(1.1.1)
Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
---
CHANGES | 18 +++++++++++++++++-
crypto/x509v3/v3_genn.c | 2 +-
include/openssl/x509v3.h | 2 +-
test/v3nametest.c | 8 ++++++++
4 files changed, 27 insertions(+), 3 deletions(-)
diff --git a/crypto/x509v3/v3_genn.c b/crypto/x509v3/v3_genn.c
index 87a5eff47c..e54ddc55c9 100644
--- a/crypto/x509v3/v3_genn.c
+++ b/crypto/x509v3/v3_genn.c
@@ -98,7 +98,7 @@ int GENERAL_NAME_cmp(GENERAL_NAME *a, GENERAL_NAME *b)
return -1;
switch (a->type) {
case GEN_X400:
- result = ASN1_TYPE_cmp(a->d.x400Address, b->d.x400Address);
+ result = ASN1_STRING_cmp(a->d.x400Address, b->d.x400Address);
break;
case GEN_EDIPARTY:
diff --git a/include/openssl/x509v3.h b/include/openssl/x509v3.h
index 90fa3592ce..e61c0f29d4 100644
--- a/include/openssl/x509v3.h
+++ b/include/openssl/x509v3.h
@@ -136,7 +136,7 @@ typedef struct GENERAL_NAME_st {
OTHERNAME *otherName; /* otherName */
ASN1_IA5STRING *rfc822Name;
ASN1_IA5STRING *dNSName;
- ASN1_TYPE *x400Address;
+ ASN1_STRING *x400Address;
X509_NAME *directoryName;
EDIPARTYNAME *ediPartyName;
ASN1_IA5STRING *uniformResourceIdentifier;
diff --git a/test/v3nametest.c b/test/v3nametest.c
index d1852190b8..37819da8fd 100644
--- a/test/v3nametest.c
+++ b/test/v3nametest.c
@@ -646,6 +646,14 @@ static struct gennamedata {
0xb7, 0x09, 0x02, 0x02
},
15
+ }, {
+ /*
+ * Regression test for CVE-2023-0286.
+ */
+ {
+ 0xa3, 0x00
+ },
+ 2
}
};
--
2.39.1