Package Management

AlmaLinux 8 — rng-tools — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — rng-tools — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2057 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — puppet-module-puppetlabs-apache — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — puppet-module-puppetlabs-apache — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-2299 CVE-2018-6508 Upstream summary: Versions of the puppetlabs-apache module prior to 1.11.1 and 2.1.0 make it very easy to accidentally misconfigure TLS trust. If you specify the `ssl_ca` […]

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Debian 11 — strongswan — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — strongswan — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4551 CVE-2009-0790 CVE-2009-1957 CVE-2009-1958 CVE-2009-2185 CVE-2009-2661 CVE-2010-2628 CVE-2012-2388  +12 more Upstream summary: strongSwan 4.2.6 and earlier allows remote attackers to cause a denial of service (daemon crash) via […]

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How to Set Up csh and tcsh Aliases on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up csh and tcsh Aliases on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up csh and tcsh aliases on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from […]

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Ubuntu 14.04 — policykit-1 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — policykit-1 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 June 2022 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5252-2 Related CVEs: CVE-2021-4034 CVE-2019-6133 CVE-2018-19788 CVE-2015-3218 CVE-2015-3255 CVE-2015-4625 CVE-2018-1116 Upstream summary: USN-5252-1 fixed a vulnerability in policykit-1. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu […]

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

Oracle Linux 8 — dovecot — vulnerability — patch and remediation guide (ELSA-2022-1950)

🟡 Medium   ⏱ 10–30 min  Last verified: 11 June 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1950 Related CVEs: CVE-2021-33515 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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CentOS Stream 9 — apr-util — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — apr-util — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2022 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:3147 Related CVEs: CVE-2022-25147 Upstream summary: The Apache Portable Runtime (APR) is a portability library used by the Apache HTTP Server and other projects. apr-util is a library which provides additional […]

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Amazon Linux 2 — kernel-livepatch-5.10.112-108.499 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.112-108.499 — multiple vulnerabilities (3 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-2022-088 Related CVEs: CVE-2022-34918 CVE-2022-1966 CVE-2022-1786 Upstream summary: A heap buffer overflow flaw was found in the Linux kernel's Netfilter subsystem in the way a user provides incorrect input of […]

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FreeBSD 13 — linux-phoenix — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-phoenix — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0762 CVE-2004-0765 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908 CVE-2004-0909 CVE-2004-1156 CVE-2004-1157  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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FreeBSD 13 — ImageMagick — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ImageMagick — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ImageMagick6 — multiple vulnerabilities Related CVEs: CVE-2004-0827 CVE-2004-0981 CVE-2005-0005 CVE-2005-0397 CVE-2006-5868 CVE-2007-4985 CVE-2007-4986 CVE-2007-4987  +12 more Upstream summary: CVE reports: Several vulnerabilities have been discovered in ImageMagick: CVE-2021-20309: A flaw […]

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