[RHSA-2021:3066-01] Important: edk2 security update

[Security announcements for all Red Hat products and services.]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: edk2 security update
Advisory ID:       RHSA-2021:3066-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:3066
Issue date:        2021-08-10
=====================================================================

1. Summary:

An update for edk2 is now available for Red Hat Enterprise Linux 8.

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 (v. 8) - 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):

* edk2: remote buffer overflow in IScsiHexToBin function in
NetworkPkg/IScsiDxe (BZ#1956284)

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/):

1956284 - edk2: remote buffer overflow in IScsiHexToBin function in NetworkPkg/IScsiDxe

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
edk2-20200602gitca407c7246bf-4.el8_4.2.src.rpm

noarch:
edk2-aarch64-20200602gitca407c7246bf-4.el8_4.2.noarch.rpm
edk2-ovmf-20200602gitca407c7246bf-4.el8_4.2.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/updates/classification/#important

8. Contact:

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

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=0IB+
-----END PGP SIGNATURE-----