The following advisory data is extracted from:

https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_2447.json

Red Hat officially shut down their mailing list notifications October 10, 2023.  Due to this, Packet Storm has recreated the below data as a reference point to raise awareness.  It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.

- Packet Storm Staff




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Red Hat Security Advisory

Synopsis:           Low: openssl and openssl-fips-provider security update
Advisory ID:        RHSA-2024:2447-03
Product:            Red Hat Enterprise Linux
Advisory URL:       https://access.redhat.com/errata/RHSA-2024:2447
Issue date:         2024-04-30
Revision:           03
CVE Names:          CVE-2023-2975
====================================================================

Summary: 

An update for openssl and openssl-fips-provider is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.




Description:

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: AES-SIV cipher implementation contains a bug that causes it to ignore empty associated data entries (CVE-2023-2975)

* openssl: Excessive time spent checking DH keys and parameters (CVE-2023-3446)

* OpenSSL: Excessive time spent checking DH q parameter value (CVE-2023-3817)

* openssl: Generating excessively long X9.42 DH keys or checking excessively long X9.42 DH keys or parameters may be very slow (CVE-2023-5678)

* openssl: POLY1305 MAC implementation corrupts vector registers on PowerPC (CVE-2023-6129)

* openssl: Excessive time spent checking invalid RSA public keys (CVE-2023-6237)

* openssl: denial of service via null dereference (CVE-2024-0727)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.4 Release Notes linked from the References section.


Solution:

https://access.redhat.com/articles/11258



CVEs:

CVE-2023-2975

References:

https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.4_release_notes/index
https://bugzilla.redhat.com/show_bug.cgi?id=2223016
https://bugzilla.redhat.com/show_bug.cgi?id=2224962
https://bugzilla.redhat.com/show_bug.cgi?id=2227852
https://bugzilla.redhat.com/show_bug.cgi?id=2248616
https://bugzilla.redhat.com/show_bug.cgi?id=2257571
https://bugzilla.redhat.com/show_bug.cgi?id=2258502
https://bugzilla.redhat.com/show_bug.cgi?id=2259944
https://issues.redhat.com/browse/RHEL-14083
https://issues.redhat.com/browse/RHEL-15990
https://issues.redhat.com/browse/RHEL-17104
https://issues.redhat.com/browse/RHEL-17193
https://issues.redhat.com/browse/RHEL-1780
https://issues.redhat.com/browse/RHEL-20249
https://issues.redhat.com/browse/RHEL-5295
https://issues.redhat.com/browse/RHEL-5304