RHSA-2023:4022HighCVSS 7.8

Red Hat Security Advisory: kernel security and bug fix update

Published
July 11, 2023
Last Modified
November 7, 2026

🔗 CVE IDs covered (1)

CVE-2022-2588 →

📋 Description

CVE-2022-2588 — kernel: a use-after-free in cls_route filter implementation may lead to privilege escalation

🎯 Affected products112

  • Red Hat Enterprise Linux Server AUS (v. 7.7)
  • Red Hat Enterprise Linux Server E4S (v. 7.7)
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • Red Hat Enterprise Linux Server Optional E4S (v. 7.7)
  • Red Hat Enterprise Linux Server Optional TUS (v. 7.7)
  • Red Hat Enterprise Linux Server TUS (v. 7.7)
  • bpftool-0:3.10.0-1062.76.1.el7.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • bpftool-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • bpftool-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • bpftool-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.76.1.el7.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.76.1.el7.ppc64le as a component of Red Hat Enterprise Linux Server Optional E4S (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional E4S (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional TUS (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • kernel-0:3.10.0-1062.76.1.el7.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • kernel-0:3.10.0-1062.76.1.el7.src as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-0:3.10.0-1062.76.1.el7.src as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • kernel-0:3.10.0-1062.76.1.el7.src as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • kernel-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • kernel-0:3.10.0-1062.76.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • kernel-abi-whitelists-0:3.10.0-1062.76.1.el7.noarch as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-abi-whitelists-0:3.10.0-1062.76.1.el7.noarch as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • kernel-abi-whitelists-0:3.10.0-1062.76.1.el7.noarch as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • kernel-bootwrapper-0:3.10.0-1062.76.1.el7.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • kernel-debug-0:3.10.0-1062.76.1.el7.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • +82 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 (4)