Fix Prevention

Common Problems 124022

Oracle Linux 10 – SELinux AVC denials after update break service startup – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 August 2025 Affected versions: Oracle Linux 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Debian 13 — libcdio — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libcdio — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1476 CVE-2007-6613 CVE-2017-18198 CVE-2017-18199 CVE-2017-18201 CVE-2024-36600 Upstream summary: Stack-based buffer overflow in the VideoCD (VCD) code in xine-lib 1-rc2 through 1-rc5, as derived from libcdio, allows attackers to […]

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Debian 13 — shibboleth-sp — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — shibboleth-sp — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3300 CVE-2009-3474 CVE-2009-3475 CVE-2009-3476 CVE-2019-19191 CVE-2021-28963 CVE-2021-31826 CVE-2025-9943 Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in the Identity Provider (IdP) 1.3.x before 1.3.4 and 2.x before 2.1.5, and […]

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Rocky Linux 8 — asio — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — asio — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:0698 Related CVEs: CVE-2025-13699 Upstream summary: MariaDB is a multi-user, multi-threaded SQL database server that is binary compatible with MySQL. Security Fix(es): * mariadb: MariaDB: mariadb-dump utility vulnerable to remote […]

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How to Configure Squid Proxy on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure Squid Proxy on Debian 13

Introduction Deploying configure squid proxy on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian 13 Trixie is fully […]

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Ubuntu 24.04 — radare2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — radare2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 August 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7915-1 Related CVEs: CVE-2025-60361 CVE-2025-60360 CVE-2025-60359 Upstream summary: It was discovered that Radare2 contained several memory leaks. An attacker could possibly use these issues to cause a denial of service. […]

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Ubuntu 24.04 — cups-browsed — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — cups-browsed — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 August 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7042-2 Related CVEs: CVE-2024-47176 Upstream summary: USN-7042-1 fixed a vulnerability in cups-browsed. This update improves the fix by removing support for the legacy CUPS printer discovery protocol entirely. Original advisory […]

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Windows Server 2019 — KB5070883 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5070883 — security update — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5070883 • MSRC update-guide entry Related CVEs: CVE-2025-59287 Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to […]

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openSUSE Leap 15.6 — opensc — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — opensc — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:1402-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-5992 CVE-2024-45615 CVE-2024-45616 CVE-2024-45617 CVE-2024-45618 CVE-2024-45619 CVE-2024-45620 CVE-2024-8443 Upstream summary: A vulnerability was found in OpenSC where PKCS#1 encryption padding removal is not implemented […]

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Ubuntu 20.04 — udisks2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — udisks2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 August 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7723-1 Related CVEs: CVE-2025-8067 CVE-2025-6019 Upstream summary: Michael Imfeld discovered that UDisks did not check the validity of input data correctly when handling files for loop devices. An attacker could […]

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