RHSA-2023:7166 - Security Advisory

Topic

An update for tpm2-tss is now available for Red Hat Enterprise Linux 8.

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

The tpm2-tss packages provide the Intel implementation of the Trusted Platform Module (TPM) 2.0 System API library. This library enables programs to interact with TPM 2.0 devices

Security Fix(es):

• tpm2-tss: Buffer Overlow in TSS2_RC_Decode (CVE-2023-22745)

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 8.9 Release Notes linked from the References section.

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

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

• BZ - 2162610 - CVE-2023-22745 tpm2-tss: Buffer Overlow in TSS2_RC_Decode

CVEs

• CVE-2023-22745

References

• https://access.redhat.com/security/updates/classification/#low
• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.9_release_notes/index