RHSA-2023:0946: Important: openssl security and bug fix update

Published Feb 28, 2023
·
Updated

OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library.Security Fix(es): openssl: X.400 address type confusion in X.509 GeneralName (CVE-2023-0286) openssl: read buffer overflow in X.509 certificate verification (CVE-2022-4203) openssl: timing attack in RSA Decryption implementation (CVE-2022-4304) openssl: double free after calling PEMreadbioex (CVE-2022-4450) openssl: use-after-free following BIOnewNDEF (CVE-2023-0215) openssl: invalid pointer dereference in d2iPKCS7 functions (CVE-2023-0216) openssl: NULL dereference validating DSA public key (CVE-2023-0217) openssl: NULL dereference during PKCS7 data verification (CVE-2023-0401) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Bug Fix(es): HMAC generation should reject key lengths < 112 bits or provide an indicator in FIPS mode (BZ#2144000) In FIPS mode, openssl should set a minimum length for passwords in PBKDF2 (BZ#2144003) stunnel consumes high amount of memory when pestered with TCP connections without a TLS handshake (BZ#2144008) In FIPS mode, openssl should reject SHAKE as digest for RSA-OAEP or provide an indicator (BZ#2144010) In FIPS mode, openssl should reject RSASSA-PSS salt lengths larger than the output size of the hash function used, or provide an indicator (BZ#2144012) In FIPS mode, openssl should reject RSA signatures with X9.31 padding, or provide an indicator (BZ#2144015) In FIPS mode, openssl should reject SHA-224, SHA-384, SHA-512-224, and SHA-512-256 as hashes for hash-based DRBGs, or provide an indicator after 2023-05-16 (BZ#2144017) In FIPS mode, openssl should reject KDF input and output key lengths < 112 bits or provide an indicator (BZ#2144019) In FIPS mode, openssl should reject RSA keys < 2048 bits when using EVPPKEYdecapsulate, or provide an indicator (BZ#2145170) RHEL9.1 Nightly[0912] - error:03000093:digital envelope routines::command not supported when git clone is run with configured ibmca engine backed by libica.so.4 (OpenSSL 3.0) (BZ#2149010) OpenSSL FIPS checksum code needs update (BZ#2158412)

Affected Software

28 affected componentsFixes available
redhat/openssl<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-debuginfo<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-debuginfo<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-debugsource<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-debugsource<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-devel<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-devel<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-libs<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-libs<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-libs-debuginfo<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-libs-debuginfo<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-perl<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-perl<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-debuginfo<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-debugsource<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-devel<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-libs<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-libs-debuginfo<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl-perl<3.0.1-47.el9_1
3.0.1-47.el9_1
redhat/openssl<3.0.1-47.el9_1.aa
3.0.1-47.el9_1.aa
redhat/openssl-debuginfo<3.0.1-47.el9_1.aa
3.0.1-47.el9_1.aa
redhat/openssl-debugsource<3.0.1-47.el9_1.aa
3.0.1-47.el9_1.aa
redhat/openssl-devel<3.0.1-47.el9_1.aa
3.0.1-47.el9_1.aa
redhat/openssl-libs<3.0.1-47.el9_1.aa
3.0.1-47.el9_1.aa
redhat/openssl-libs-debuginfo<3.0.1-47.el9_1.aa
3.0.1-47.el9_1.aa
redhat/openssl-perl<3.0.1-47.el9_1.aa
3.0.1-47.el9_1.aa

Remediation

Event History

Feb 28, 2026
Advisory Published
via Red Hat·09:48 AM
Data Sourced
via Red Hat·09:48 AM
RemedyDescriptionAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of RHSA-2023:0946?

The severity of RHSA-2023:0946 is classified based on the associated risk posed by the vulnerability within OpenSSL.

2

How do I fix RHSA-2023:0946?

To fix RHSA-2023:0946, update your OpenSSL package to version 3.0.1-47.el9_1 as recommended in the advisory.

3

Which versions of OpenSSL are affected by RHSA-2023:0946?

RHSA-2023:0946 affects OpenSSL versions earlier than 3.0.1-47.el9_1.

4

What is the main vulnerability in RHSA-2023:0946?

The main vulnerability in RHSA-2023:0946 is a type confusion in X.509 GeneralName affecting X.400 address types.

5

Is there a workaround for RHSA-2023:0946?

There are no specific workarounds for RHSA-2023:0946; updating to the fixed version is necessary.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203