Linux

Amazon Linux 2023 — libtommath — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — libtommath — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-370 Related CVEs: CVE-2023-36328 Upstream summary: Integer Overflow vulnerability in mp_grow in libtom libtommath before commit beba892bc0d4e4ded4d667ab1d2a94f4d75109a9, allows attackers to execute arbitrary code and cause a denial of service (DoS). […]

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How to Install and Configure Squid Proxy on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install and Configure Squid Proxy on Debian 12

Introduction This guide explains how to Install and Configure Squid Proxy 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 […]

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Oracle Linux 9 — webkit2gtk3 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — webkit2gtk3 — security and stability fixes — required update (ELSA-2023-6535)

🟠 High   ⏱ 15–60 min  Last verified: 3 July 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6535 Related CVEs: CVE-2023-38611 CVE-2023-32370 CVE-2023-32393 CVE-2023-38600 CVE-2023-40451 CVE-2023-27954 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Debian 12 — librsvg — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — librsvg — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-3146 CVE-2013-1881 CVE-2015-7557 CVE-2015-7558 CVE-2016-4348 CVE-2016-6163 CVE-2017-11464 CVE-2019-20446  +1 more Upstream summary: librsvg before 2.34.1 uses the node name to identify the type of node, which allows context-dependent […]

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Amazon Linux 2 — kernel-livepatch-5.10.149-133.644 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.149-133.644 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2023-105 Related CVEs: CVE-2022-3524 CVE-2022-3594 CVE-2022-3623 CVE-2022-4378 Upstream summary: A vulnerability was found in Linux Kernel. It has been declared as problematic. Affected by this vulnerability is the function ipv6_renew_options […]

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How to Configure iSCSI Target and Initiator on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure iSCSI Target and Initiator on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up configure iscsi target and initiator on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully […]

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Ubuntu 16.04 — giflib — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — giflib — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 July 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6824-1 Related CVEs: CVE-2021-40633 CVE-2022-28506 CVE-2023-39742 CVE-2016-3977 CVE-2018-11490 CVE-2019-15133 Upstream summary: It was discovered that GIFLIB incorrectly handled certain GIF files. An attacker could possibly use this issue to cause […]

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Ubuntu 18.04 — tinyxml — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — tinyxml — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6612-1 Related CVEs: CVE-2023-34194 CVE-2021-42260 Upstream summary: It was discovered that TinyXML incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]

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Ubuntu 20.04 — linux-gke — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-gke — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 July 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6312-1 Related CVEs: CVE-2020-36691 CVE-2022-0168 CVE-2022-1184 CVE-2022-27672 CVE-2022-4269 CVE-2023-0590 CVE-2023-1611 CVE-2023-1855  +12 more Upstream summary: It was discovered that the netlink implementation in the Linux kernel did not properly validate […]

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Ubuntu 22.04 — fish — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — fish — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5367-1 Related CVEs: CVE-2022-20001 Upstream summary: Justin Steven discovered that fish was not properly filtering local git configuration directives when running background git commands. A remote unauthenticated attacker could possibly […]

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