CVE: https://ubuntu.com/security/CVE-2023-38408
#!/bin/bash
WORK_DIR=/opt
mkdir -p /var/lib/sshd/
cp /etc/ssh/sshd_config /etc/ssh/sshd_config.bk
CVE: https://ubuntu.com/security/CVE-2023-38408
#!/bin/bash
WORK_DIR=/opt
mkdir -p /var/lib/sshd/
cp /etc/ssh/sshd_config /etc/ssh/sshd_config.bk
echo "vm.zone_reclaim_mode=0 | |
vm.swappiness=1 | |
vm.max_map_count=102400" >> /etc/sysctl.conf | |
sysctl -p /etc/sysctl.conf | |
apt-get install gnupg curl -y | |
wget http://archive.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1f-1ubuntu2.20_amd64.deb -P /tmp | |
dpkg -i /tmp/libssl1.1_1.1.1f-1ubuntu2.20_amd64.deb && rm /tmp/libssl1.1_1.1.1f-1ubuntu2.20_amd64.deb | |
curl -fsSL https://pgp.mongodb.com/server-6.0.asc | gpg -o /usr/share/keyrings/mongodb-server-6.0.gpg --dearmor | |
echo "deb [ arch=amd64,arm64 signed-by=/usr/share/keyrings/mongodb-server-6.0.gpg ] https://repo.mongodb.org/apt/ubuntu focal/mongodb-org/6.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-6.0.list |
#!/bin/bash | |
fallocate -l 1G /swapfile; | |
chmod 600 /swapfile; mkswap /swapfile; | |
cp /etc/fstab /etc/fstab.bk; | |
echo '/swapfile none swap sw 0 0' | sudo tee -a /etc/fstab; | |
swapon -a; | |
sysctl vm.swappiness=15; | |
sysctl vm.vfs_cache_pressure=50 |
When run apt update
,
root@hadoop123:~# apt-get update
Get:5 https://repo.saltproject.io/py3/ubuntu/20.04/amd64/archive/3005 focal InRelease [2125 B]
Err:5 https://repo.saltproject.io/py3/ubuntu/20.04/amd64/archive/3005 focal InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0E08A149DE57BFBE
Reading package lists... Done
W: GPG error: https://repo.saltproject.io/py3/ubuntu/20.04/amd64/archive/3005 focal InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0E08A149DE57BFBE
E: The repository 'https://repo.saltproject.io/py3/ubuntu/20.04/amd64/archive/3005 focal InRelease' is not signed.
#!/bin/bash | |
if [ "$1" == "on" ] | |
then | |
synclient TouchpadOff=0 | |
echo "$(date '+%F %T') - INFO: Touchpad is enabled." | |
elif [ "$1" == "off" ] | |
then | |
echo "$(date '+%F %T') - INFO: Touchpad is disabled." | |
synclient TouchpadOff=1 |