diff --git a/backport-CVE-2024-0727-fix-pkcs12-decoding-crashes.patch b/backport-CVE-2024-0727-fix-pkcs12-decoding-crashes.patch
new file mode 100644
index 0000000000000000000000000000000000000000..2af98d821f07f0f99c41fba8664bfda50649eadf
--- /dev/null
+++ b/backport-CVE-2024-0727-fix-pkcs12-decoding-crashes.patch
@@ -0,0 +1,111 @@
+From 09015a582baa980dc04f635504b16fe95dc3790b Mon Sep 17 00:00:00 2001
+From: liwei <liwei3013@126.com>
+Date: Fri, 26 Jan 2024 18:45:28 +0800
+Subject: [PATCH] fix CVE-2024-0727
+
+Add NULL checks where ContentInfo data can be NULL
+
+---
+ crypto/pkcs12/p12_add.c  | 16 ++++++++++++++++
+ crypto/pkcs12/p12_mutl.c |  5 +++++
+ crypto/pkcs12/p12_npas.c |  5 +++--
+ crypto/pkcs7/pk7_mime.c  |  8 ++++++--
+ 4 files changed, 30 insertions(+), 4 deletions(-)
+
+diff --git a/crypto/pkcs12/p12_add.c b/crypto/pkcs12/p12_add.c
+index af184c86af..9b40e5384e 100644
+--- a/crypto/pkcs12/p12_add.c
++++ b/crypto/pkcs12/p12_add.c
+@@ -76,6 +76,12 @@ STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7data(PKCS7 *p7)
+                   PKCS12_R_CONTENT_TYPE_NOT_DATA);
+         return NULL;
+     }
++
++    if (p7->d.data == NULL) {
++        PKCS12err(PKCS12_F_PKCS12_UNPACK_P7DATA, PKCS12_R_DECODE_ERROR);
++        return NULL;
++    }
++
+     return ASN1_item_unpack(p7->d.data, ASN1_ITEM_rptr(PKCS12_SAFEBAGS));
+ }
+ 
+@@ -132,6 +138,11 @@ STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7encdata(PKCS7 *p7, const char *pass,
+ {
+     if (!PKCS7_type_is_encrypted(p7))
+         return NULL;
++
++    if (p7->d.encrypted == NULL) {
++        return NULL;
++    }
++
+     return PKCS12_item_decrypt_d2i(p7->d.encrypted->enc_data->algorithm,
+                                    ASN1_ITEM_rptr(PKCS12_SAFEBAGS),
+                                    pass, passlen,
+@@ -159,6 +170,11 @@ STACK_OF(PKCS7) *PKCS12_unpack_authsafes(const PKCS12 *p12)
+                   PKCS12_R_CONTENT_TYPE_NOT_DATA);
+         return NULL;
+     }
++    if (p12->authsafes->d.data == NULL) {
++        PKCS12err(PKCS12_F_PKCS12_UNPACK_AUTHSAFES, PKCS12_R_DECODE_ERROR);
++        return NULL;
++    }
++
+     return ASN1_item_unpack(p12->authsafes->d.data,
+                             ASN1_ITEM_rptr(PKCS12_AUTHSAFES));
+ }
+diff --git a/crypto/pkcs12/p12_mutl.c b/crypto/pkcs12/p12_mutl.c
+index 3658003fe5..766c9c1e9d 100644
+--- a/crypto/pkcs12/p12_mutl.c
++++ b/crypto/pkcs12/p12_mutl.c
+@@ -93,6 +93,11 @@ static int pkcs12_gen_mac(PKCS12 *p12, const char *pass, int passlen,
+         return 0;
+     }
+ 
++    if (p12->authsafes->d.data == NULL) {
++        PKCS12err(PKCS12_F_PKCS12_GEN_MAC, PKCS12_R_DECODE_ERROR);
++        return 0;
++    }
++
+     salt = p12->mac->salt->data;
+     saltlen = p12->mac->salt->length;
+     if (!p12->mac->iter)
+diff --git a/crypto/pkcs12/p12_npas.c b/crypto/pkcs12/p12_npas.c
+index 0334289a89..130337638d 100644
+--- a/crypto/pkcs12/p12_npas.c
++++ b/crypto/pkcs12/p12_npas.c
+@@ -78,8 +78,9 @@ static int newpass_p12(PKCS12 *p12, const char *oldpass, const char *newpass)
+             bags = PKCS12_unpack_p7data(p7);
+         } else if (bagnid == NID_pkcs7_encrypted) {
+             bags = PKCS12_unpack_p7encdata(p7, oldpass, -1);
+-            if (!alg_get(p7->d.encrypted->enc_data->algorithm,
+-                         &pbe_nid, &pbe_iter, &pbe_saltlen))
++            if (p7->d.encrypted == NULL
++                    || !alg_get(p7->d.encrypted->enc_data->algorithm,
++                                &pbe_nid, &pbe_iter, &pbe_saltlen))
+                 goto err;
+         } else {
+             continue;
+diff --git a/crypto/pkcs7/pk7_mime.c b/crypto/pkcs7/pk7_mime.c
+index 19e6868148..b457108c94 100644
+--- a/crypto/pkcs7/pk7_mime.c
++++ b/crypto/pkcs7/pk7_mime.c
+@@ -30,10 +30,14 @@ int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags)
+ {
+     STACK_OF(X509_ALGOR) *mdalgs;
+     int ctype_nid = OBJ_obj2nid(p7->type);
+-    if (ctype_nid == NID_pkcs7_signed)
++
++    if (ctype_nid == NID_pkcs7_signed) {
++        if (p7->d.sign == NULL)
++            return 0;
+         mdalgs = p7->d.sign->md_algs;
+-    else
++    } else {
+         mdalgs = NULL;
++    }
+ 
+     flags ^= SMIME_OLDMIME;
+ 
+-- 
+2.28.0.1
+
diff --git a/openssl.spec b/openssl.spec
index f1d0c3a2eaed8fc715266d360a9203b072b67e1f..30272acce848d3c8e4a9b3a2e54f1eda20496887 100644
--- a/openssl.spec
+++ b/openssl.spec
@@ -2,7 +2,7 @@
 Name:        openssl
 Epoch:       1
 Version:     1.1.1f
-Release:     31
+Release:     32
 Summary:     Cryptography and SSL/TLS Toolkit
 License:     OpenSSL and SSLeay and GPLv2+
 URL:         https://www.openssl.org/
@@ -133,6 +133,7 @@ Patch122:    backport-Fix-a-memory-leak-in-crl_set_issuers.patch
 Patch123:    backport-ASN1-Reset-the-content-dump-flag-after-dumping.patch
 Patch124:    backport-Don-t-reset-the-packet-pointer-in-ssl3_setup_read_bu.patch
 Patch125:    backport-bn-procduce-correct-sign-for-result-of-BN_mod.patch
+Patch126:    backport-CVE-2024-0727-fix-pkcs12-decoding-crashes.patch
 
 BuildRequires: gcc make lksctp-tools-devel coreutils util-linux zlib-devel
 
@@ -316,6 +317,9 @@ make test || :
 %{_pkgdocdir}/html/
 
 %changelog
+* Tue Jan 30 2024 lixiao <lixiao57@huawei.com> - 1:1.1.1f-32
+- Fix CVE-2024-0727 PKCS12 Decoding crashes
+
 * Fri Dec 08 2023 wangcheng <wangcheng156@huawei.com> - 1:1.1.1f-31
 - backport some upstream patches