RHSA-2023:7243HighCVSS 7.8

Red Hat Security Advisory: kernel security update

Published
November 15, 2023
Last Modified
October 15, 2026

🔗 CVE IDs covered (1)

CVE-2023-35001 →

📋 Description

CVE-2023-35001 — kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval()

🎯 Affected products29

  • Red Hat Enterprise Linux Server AUS (v. 7.7)
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • bpftool-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • bpftool-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • kernel-0:3.10.0-1062.80.1.el7.src as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-abi-whitelists-0:3.10.0-1062.80.1.el7.noarch as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-debug-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-debug-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-debug-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • kernel-debug-devel-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • kernel-debuginfo-common-x86_64-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-debuginfo-common-x86_64-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • kernel-devel-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-doc-0:3.10.0-1062.80.1.el7.noarch as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-tools-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-tools-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-tools-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • kernel-tools-libs-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • kernel-tools-libs-devel-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • perf-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • perf-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • perf-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • python-perf-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • python-perf-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • python-perf-debuginfo-0:3.10.0-1062.80.1.el7.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)

✅ 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: To mitigate this issue, it is possible to prevent the affected code from being loaded by blacklisting the kernel netfilter module. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

🔗 References (4)