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OpenSSHの脆弱性(CVE-2024-6387)にAmazon Linux 2023でアップデート対応する

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個人メモ

概要

OpenSSHで脆弱性(CVE-2024-6387)のアナウンスがあった。
Amazon Linux 2023で利用しているOpenSSHも脆弱性の対象に該当しているためアップデート対応を行った。

現状確認

# Amazon Linux 2023 のバージョンを確認
cat /etc/os-release

# OpenSSHのバージョンを確認
rpm -qa | grep openssh

openssh-server-8.7p1-8.amzn2023.0.9.x86_64
openssh-8.7p1-8.amzn2023.0.9.x86_64
openssh-clients-8.7p1-8.amzn2023.0.9.x86_64

対応

# 修正パッチ適用(バージョンアップデート)
sudo dnf update openssh --releasever 2023.5.20240701

確認

# OpenSSHのバージョンが想定通りに更新されたことを確認
rpm -qa | grep openssh

openssh-8.7p1-8.amzn2023.0.11.x86_64
openssh-clients-8.7p1-8.amzn2023.0.11.x86_64
openssh-server-8.7p1-8.amzn2023.0.11.x86_64

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