Ubuntu 22.04 升级openssh至最新版

1. 安装依赖包

<code>sudo apt update

sudo apt install build-essential zlib1g-dev libssl-dev -y

sudo apt install autoconf -y

2. 创建sshd文件夹

sudo mkdir /var/lib/sshd

sudo chmod -R 700 /var/lib/sshd/

sudo chown -R root:sys /var/lib/sshd/

3. 下载openssh最新版

下载地址

选择最新版本下载，这里选择9.7

sudo -i

cd /var/lib/sshd/

wget https://cdn.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-9.7p1.tar.gz

4. 解压并安装

sudo tar -zxf openssh-portable-V_9_3_P2.tar.gzs

cd openssh-9.7p1/

sudo autoreconf

sudo apt install libpam0g-dev libselinux1-dev libkrb5-dev -y

sudo ./configure --with-kerberos5 --with-md5-passwords --with-pam --with-selinux --with-privsep-path=/var/lib/sshd/ --sysconfdir=/etc/ssh

sudo make

sudo make install

5. 重启ssh并查询

sudo systemctl restart ssh

sudo systemctl status ssh

ssh -V

sshd -v