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Red Hat Security Advisory 2023-5080-01

Red Hat Security Advisory 2023-5080-01
Posted Sep 13, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-5080-01 - Keylime is a TPM based highly scalable remote boot attestation and runtime integrity measurement solution. Issues addressed include bypass and denial of service vulnerabilities.

tags | advisory, remote, denial of service, vulnerability
systems | linux, redhat
advisories | CVE-2023-38200, CVE-2023-38201
SHA-256 | 3d403f1b382222b4d0f9f5f7b8c4a74f51cc187300c6e4e3833df599ea98ed35

Red Hat Security Advisory 2023-5080-01

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

Synopsis: Moderate: keylime security update
Advisory ID: RHSA-2023:5080-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5080
Issue date: 2023-09-12
CVE Names: CVE-2023-38200 CVE-2023-38201
=====================================================================

1. Summary:

An update for keylime is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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. 9) - aarch64, noarch, ppc64le, s390x, x86_64

3. Description:

Keylime is a TPM based highly scalable remote boot attestation and runtime
integrity measurement solution.

Security Fix(es):

* keylime: registrar is subject to a DoS against SSL connections
(CVE-2023-38200)

* Keylime: challenge-response protocol bypass during agent registration
(CVE-2023-38201)

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/):

2222692 - CVE-2023-38200 keylime: registrar is subject to a DoS against SSL connections
2222693 - CVE-2023-38201 Keylime: challenge-response protocol bypass during agent registration

6. Package List:

Red Hat Enterprise Linux AppStream (v. 9):

Source:
keylime-6.5.2-6.el9_2.src.rpm

aarch64:
keylime-6.5.2-6.el9_2.aarch64.rpm
keylime-base-6.5.2-6.el9_2.aarch64.rpm
keylime-registrar-6.5.2-6.el9_2.aarch64.rpm
keylime-tenant-6.5.2-6.el9_2.aarch64.rpm
keylime-verifier-6.5.2-6.el9_2.aarch64.rpm
python3-keylime-6.5.2-6.el9_2.aarch64.rpm

noarch:
keylime-selinux-6.5.2-6.el9_2.noarch.rpm

ppc64le:
keylime-6.5.2-6.el9_2.ppc64le.rpm
keylime-base-6.5.2-6.el9_2.ppc64le.rpm
keylime-registrar-6.5.2-6.el9_2.ppc64le.rpm
keylime-tenant-6.5.2-6.el9_2.ppc64le.rpm
keylime-verifier-6.5.2-6.el9_2.ppc64le.rpm
python3-keylime-6.5.2-6.el9_2.ppc64le.rpm

s390x:
keylime-6.5.2-6.el9_2.s390x.rpm
keylime-base-6.5.2-6.el9_2.s390x.rpm
keylime-registrar-6.5.2-6.el9_2.s390x.rpm
keylime-tenant-6.5.2-6.el9_2.s390x.rpm
keylime-verifier-6.5.2-6.el9_2.s390x.rpm
python3-keylime-6.5.2-6.el9_2.s390x.rpm

x86_64:
keylime-6.5.2-6.el9_2.x86_64.rpm
keylime-base-6.5.2-6.el9_2.x86_64.rpm
keylime-registrar-6.5.2-6.el9_2.x86_64.rpm
keylime-tenant-6.5.2-6.el9_2.x86_64.rpm
keylime-verifier-6.5.2-6.el9_2.x86_64.rpm
python3-keylime-6.5.2-6.el9_2.x86_64.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-2023-38200
https://access.redhat.com/security/cve/CVE-2023-38201
https://access.redhat.com/security/updates/classification/#moderate

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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