Package Management

Alpine Linux 3.18 — podman — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — podman — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 4.4.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — podman 4.4.3-r0 Related CVEs: CVE-2022-41723 CVE-2023-0778 CVE-2022-2989 CVE-2022-27649 CVE-2021-4024 CVE-2021-41190 CVE-2021-3602 CVE-2021-20199  +2 more Upstream summary: Alpine community repository for vv3.18 ships podman 4.4.3-r0 which […]

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Amazon Linux 2023 — protobuf-c — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — protobuf-c — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-086 Related CVEs: CVE-2022-33070 Upstream summary: A flaw was found in protobuf-c. The issue occurs due to an invalid arithmetic shift via the parse_tag_and_wiretype in the protobuf-c/protobuf-c.c function. This flaw […]

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NetBSD 9.4 — jdom — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — jdom — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-33813 Upstream summary: pkgsrc audit-packages flagged jdom-[0-9]* for vulnerability class 'denial-of-service'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-33813 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 5 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3560 CVE-2009-3720 Upstream summary: The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1, as used in the XML-Twig module for Perl, allows context-dependent attackers to cause a […]

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How to Enable HTTP/2 in Nginx on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Enable HTTP/2 in Nginx on Oracle Linux 9

Introduction Setting up enable http/2 in nginx on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Enable HTTP/2 in Nginx on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to […]

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

Debian 12 — mailfilter — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-1558 Upstream summary: The APOP protocol allows remote attackers to guess the first 3 characters of a password via man-in-the-middle (MITM) attacks that use crafted message IDs and […]

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NetBSD 9.4 — slock — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — slock — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2016-6866 Upstream summary: pkgsrc audit-packages flagged slock<1.0 for vulnerability class 'local-security-bypass'. Reference: http://secunia.com/advisories/48700/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Debian 12 — php-dompdf — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — php-dompdf — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-4879 CVE-2014-2383 CVE-2014-5011 CVE-2014-5012 CVE-2014-5013 CVE-2021-3838 CVE-2021-3902 CVE-2022-2400  +2 more Upstream summary: PHP remote file inclusion vulnerability in dompdf.php in dompdf 0.6.0 beta1 allows remote attackers to execute […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 7.3.10-r0 📖 ~4 min read  •  Source: Alpine secdb entry — powershell 7.3.10-r0 Related CVEs: CVE-2023-36013 Upstream summary: Alpine community repository for vedge ships powershell 7.3.10-r0 which addresses CVE-2023-36013. Table of contents Symptom & Impact Environment […]

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