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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: edk2 security update
Advisory ID:       RHSA-2023:4128-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:4128
Issue date:        2023-07-18
CVE Names:         CVE-2022-4304 CVE-2023-0215 CVE-2023-0286 
=====================================================================

1. Summary:

An update for edk2 is now available for Red Hat Enterprise Linux 8.6
Extended Update Support.

Red Hat Product Security has rated this update as having a security impact
of Important. 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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream EUS (v.8.6) - noarch

3. Description:

EDK (Embedded Development Kit) is a project to enable UEFI support for
Virtual Machines. This package contains a sample 64-bit UEFI firmware for
QEMU and KVM.

Security Fix(es):

* openssl: X.400 address type confusion in X.509 GeneralName
(CVE-2023-0286)

* openssl: timing attack in RSA Decryption implementation (CVE-2022-4304)

* openssl: use-after-free following BIO_new_NDEF (CVE-2023-0215)

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.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

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

5. Bugs fixed (https://bugzilla.redhat.com/):

2164440 - CVE-2023-0286 openssl: X.400 address type confusion in X.509 GeneralName
2164487 - CVE-2022-4304 openssl: timing attack in RSA Decryption implementation
2164492 - CVE-2023-0215 openssl: use-after-free following BIO_new_NDEF

6. Package List:

Red Hat Enterprise Linux AppStream EUS (v.8.6):

Source:
edk2-20220126gitbb1bba3d77-2.el8_6.1.src.rpm

noarch:
edk2-aarch64-20220126gitbb1bba3d77-2.el8_6.1.noarch.rpm
edk2-ovmf-20220126gitbb1bba3d77-2.el8_6.1.noarch.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2022-4304
https://access.redhat.com/security/cve/CVE-2023-0215
https://access.redhat.com/security/cve/CVE-2023-0286
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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