Ubuntu 22.04 升级openssh至最新版

Ubuntu 22.04 升级openssh至最新版

1. 安装依赖包

sudoapt update
sudoaptinstall build-essential zlib1g-dev libssl-dev -ysudoaptinstall autoconf -y

2. 创建sshd文件夹

sudomkdir /var/lib/sshd
sudochmod-R700 /var/lib/sshd/
sudochown-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-icd /var/lib/sshd/
wget https://cdn.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-9.7p1.tar.gz

4. 解压并安装

sudotar-zxf openssh-portable-V_9_3_P2.tar.gzs
cd openssh-9.7p1/
sudo autoreconf
sudoaptinstall libpam0g-dev libselinux1-dev libkrb5-dev -ysudo ./configure --with-kerberos5 --with-md5-passwords --with-pam --with-selinux --with-privsep-path=/var/lib/sshd/ --sysconfdir=/etc/ssh
sudomakesudomakeinstall

5. 重启ssh并查询

sudo systemctl restart sshsudo systemctl status sshssh-V
sshd -v