Moderate: kernel security and bug fix update

Related Vulnerabilities: CVE-2022-1353  

Synopsis

Moderate: kernel security and bug fix update

Type/Severity

Security Advisory: Moderate

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Identify and remediate systems affected by this advisory.

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Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Extended Update Support.

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

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • A kernel-info-leak issue in pfkey_register (CVE-2022-1353)

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):

  • kernel lockup/list corruption in semaphore code (BZ#2095494)
  • Need some changes in RHEL8.x kernels. (BZ#2096933)
  • backport "bnxt: don't lock the tx queue from napi poll" (BZ#2100421)
  • net: openvswitch: fix parsing of nw_proto for IPv6 fragments (BZ#2106705)

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

The system must be rebooted for this update to take effect.

Affected Products

  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.2 x86_64
  • Red Hat Enterprise Linux Server - AUS 8.2 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.2 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.2 ppc64le
  • Red Hat Enterprise Linux Server - TUS 8.2 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.2 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.2 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.2 x86_64
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.2 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 8.2 ppc64le
  • Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 8.2 aarch64

Fixes

  • BZ - 2066819 - CVE-2022-1353 Kernel: A kernel-info-leak issue in pfkey_register