Linux

Ubuntu 22.04 — python-asyncssh — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python-asyncssh — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 September 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7108-1 Related CVEs: CVE-2023-46445 CVE-2023-46446 CVE-2023-48795 Upstream summary: Fabian Bäumer, Marcus Brinkmann, and Jörg Schwenk discovered that AsyncSSH did not properly handle the extension info message. An attacker able to […]

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CentOS Stream 9 — libqb — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — libqb — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 September 2023 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:6578 Related CVEs: CVE-2023-39976 Upstream summary: The libqb packages provide a library with the primary purpose of providing high performance client/server reusable features, such as high performance logging, tracing, inter-process communication, […]

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How to Configure Logrotate on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Logrotate on Debian 12

Introduction This guide explains how to Configure Logrotate on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with the standard repositories […]

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Cara Menambah Ruang Swap pada Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cara Menambah Ruang Swap pada Ubuntu 20.04

Salah satu cara untuk menghindari kesalahan kehabisan memori dalam aplikasi adalah dengan menambahkan sejumlah ruang swap ke server Anda. Dalam panduan ini, kita akan membahas cara menambah suatu berkas swap ke server Ubuntu 20.04.

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How to Set Up PHP-FPM Process Management on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up PHP-FPM Process Management on CentOS Stream 9

Introduction This tutorial demonstrates how to Set Up PHP-FPM Process Management on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with […]

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Debian 12 — remind — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — remind — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-5957 Upstream summary: Buffer overflow in the DumpSysVar function in var.c in Remind before 3.1.15 allows attackers to have unspecified impact via a long name. Table of contents […]

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Debian 12 — snappy-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — snappy-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-43642 Upstream summary: snappy-java is a Java port of the snappy, a fast C++ compresser/decompresser developed by Google. The SnappyInputStream was found to be vulnerable to Denial of […]

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Debian 12 — chkrootkit — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — chkrootkit — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-0476 Upstream summary: The slapper function in chkrootkit before 0.50 does not properly quote file paths, which allows local users to execute arbitrary code via a Trojan horse […]

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Debian 12 — opus — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — opus — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-0899 CVE-2017-0381 Upstream summary: Integer overflow in the padding implementation in the opus_packet_parse_impl function in src/opus_decoder.c in Opus before 1.0.2, as used in Google Chrome before 25.0.1364.97 on […]

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Oracle Linux 9 — skopeo — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — skopeo — security and stability fixes — required update (ELSA-2022-7955)

🟡 Medium   ⏱ 10–30 min  Last verified: 5 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7955 Related CVEs: CVE-2021-33198 CVE-2021-20291 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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