Moderate: samba security and bug fix update

Related Vulnerabilities: CVE-2023-3347  

Synopsis

Moderate: samba security and bug fix update

Type/Severity

Security Advisory: Moderate

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Topic

An update for samba 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.

Description

Samba is an open-source implementation of the Server Message Block (SMB) protocol and the related Common Internet File System (CIFS) protocol, which allow PC-compatible machines to share files, printers, and various information.

Security Fix(es):

  • samba: SMB2 packet signing is not enforced when "server signing = required" is set (CVE-2023-3347)

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.

Bug Fix(es):

  • The trust relationship between this workstation and the primary domain failed (BZ#2223600)

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

After installing this update, the smb service will be restarted automatically.

Affected Products

  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.2 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.2 s390x
  • Red Hat Enterprise Linux Resilient Storage for x86_64 9 x86_64
  • Red Hat Enterprise Linux Resilient Storage for x86_64 - Extended Update Support 9.2 x86_64
  • Red Hat Enterprise Linux for Power, little endian 9 ppc64le
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.2 ppc64le
  • Red Hat Enterprise Linux Resilient Storage for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux Resilient Storage for Power, little endian 9 ppc64le
  • Red Hat Enterprise Linux Resilient Storage for IBM Power LE - Extended Update Support 9.2 ppc64le
  • Red Hat Enterprise Linux for x86_64 9 x86_64
  • Red Hat Enterprise Linux Server - AUS 9.2 x86_64
  • Red Hat Enterprise Linux for ARM 64 9 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64
  • Red Hat CodeReady Linux Builder for x86_64 9 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian 9 ppc64le
  • Red Hat CodeReady Linux Builder for ARM 64 9 aarch64
  • Red Hat CodeReady Linux Builder for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.2 aarch64
  • Red Hat Enterprise Linux Resilient Storage for IBM z Systems - Extended Update Support 9.2 s390x
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.2 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 9.2 ppc64le
  • Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 9.2 s390x
  • Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.2 aarch64
  • Red Hat Enterprise Linux Server for ARM 64 - 4 years of updates 9.2 aarch64
  • Red Hat Enterprise Linux Server for IBM z Systems - 4 years of updates 9.2 s390x

Fixes

  • BZ - 2222792 - CVE-2023-3347 samba: SMB2 packet signing is not enforced when "server signing = required" is set
  • BZ - 2223600 - The trust relationship between this workstation and the primary domain failed [rhel-9.2.0.z]