Linux

Ubuntu 22.04 — php-cas — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — php-cas — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 January 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6913-1 Related CVEs: CVE-2022-39369 Upstream summary: Filip Hejsek discovered that phpCAS was using HTTP headers to determine the service URL used to validate tickets. A remote attacker could possibly use […]

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Oracle Linux 9 — opensc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — opensc — vulnerability — patch and remediation guide (ELSA-2023-7879)

🟡 Medium   ⏱ 10–30 min  Last verified: 22 January 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7879 Related CVEs: CVE-2023-40661 CVE-2023-40660 CVE-2023-4535 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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How To Install WordPress on Ubuntu 22.04 with a LAMP Stack — step-by-step Linux tutorial on Progressive Robot

How To Install WordPress on Ubuntu 22.04 with a LAMP Stack

This tutorial will be using a LAMP (Linux, Apache, MySQL, and PHP) stack, which is one option for a server architecture that supports WordPress by providing the Linux operating system, Apache web server, MySQL database, and PHP programming language. We’ll install and set up WordPress via LAMP on a Linux Ubuntu 22.04 server.

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Oracle Linux 8 — pcs — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — pcs — vulnerability — patch and remediation guide (ELSA-2022-9754)

🟠 High   ⏱ 15–60 min  Last verified: 22 January 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9754 Related CVEs: CVE-2022-2735 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Installieren von Git unter CentOS 8 — step-by-step Linux tutorial on Progressive Robot

Installieren von Git unter CentOS 8

Versionsverwaltungssysteme sind ein unverzichtbarer Teil der modernen Softwareentwicklung. Durch Versionierung können Sie Ihre Software auf der Quellebene verfolgen. Sie können Änderungen verfolgen, zu früheren Stadien zurückkehren und verzweigen, um alternative Versionen von…

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Alpine Linux edge — libosip2 — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — libosip2 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 5.3.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libosip2 5.3.1-r0 Related CVEs: CVE-2022-41550 Upstream summary: Alpine community repository for vedge ships libosip2 5.3.1-r0 which addresses CVE-2022-41550. Table of contents Symptom & Impact Environment […]

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Debian 11 — kimageformats — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — kimageformats — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-36083 Upstream summary: KDE KImageFormats 5.70.0 through 5.81.0 has a stack-based buffer overflow in XCFImageFormat::loadTileRLE. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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Debian 11 — graphviz — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — graphviz — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-4803 CVE-2008-4555 CVE-2009-3736 CVE-2014-0978 CVE-2014-1235 CVE-2014-1236 CVE-2014-9157 CVE-2018-10196  +3 more Upstream summary: graphviz before 2.2.1 allows local users to overwrite arbitrary files via a symlink attack on temporary […]

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Debian 11 — slang2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — slang2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-45927 CVE-2023-45929 Upstream summary: S-Lang 2.3.2 was discovered to contain an arithmetic exception via the function tt_sprintf(). Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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