RHSA-2022:7338HighCVSS 7.8

Red Hat Security Advisory: kernel-rt security and bug fix update

Published
November 2, 2022
Last Modified
August 7, 2026

🔗 CVE IDs covered (7)

CVE-2022-29901 →CVE-2022-2588 →CVE-2022-23816 · pendingCVE-2022-23825 →CVE-2022-26373 →CVE-2022-28693 →CVE-2022-29900 →

📋 Description

CVE-2022-2588 — kernel: a use-after-free in cls_route filter implementation may lead to privilege escalation CVE-2022-23816 — hw: cpu: AMD: RetBleed Arbitrary Speculative Code Execution with Return Instructions CVE-2022-23825 — hw: cpu: AMD: Branch Type Confusion (non-retbleed) CVE-2022-26373 — hw: cpu: Intel: Post-barrier Return Stack Buffer Predictions CVE-2022-28693 — hw: cpu: Intel: information disclosure via local access CVE-2022-29900 — hw: cpu: AMD: RetBleed Arbitrary Speculative Code Execution with Return Instructions CVE-2022-29901 — hw: cpu: Intel: RetBleed Arbitrary Speculative Code Execution with Return Instructions

🎯 Affected products32

  • Red Hat Enterprise Linux for Real Time (v. 7)
  • Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-0:3.10.0-1160.80.1.rt56.1225.el7.src as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-0:3.10.0-1160.80.1.rt56.1225.el7.src as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-debug-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-debug-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-debug-debuginfo-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-debug-debuginfo-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-debug-devel-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-debug-devel-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-debug-kvm-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-debug-kvm-debuginfo-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-debuginfo-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-debuginfo-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-debuginfo-common-x86_64-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-debuginfo-common-x86_64-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-devel-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-devel-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-doc-0:3.10.0-1160.80.1.rt56.1225.el7.noarch as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-doc-0:3.10.0-1160.80.1.rt56.1225.el7.noarch as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-kvm-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-kvm-debuginfo-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-trace-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-trace-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-trace-debuginfo-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-trace-debuginfo-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • kernel-rt-trace-devel-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time (v. 7)
  • kernel-rt-trace-devel-0:3.10.0-1160.80.1.rt56.1225.el7.x86_64 as a component of Red Hat Enterprise Linux for Real Time for NFV (v. 7)
  • +2 more not shown

✅ Remediation

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. Workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

🔗 References (9)