Linux

How to Automate CentOS Stream 10 with Ansible — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Automate CentOS Stream 10 with Ansible

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying automate centos stream 10 with ansible both straightforward and auditable. This tutorial covers the complete procedure for how to Automate CentOS Stream 10 with Ansible, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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AlmaLinux 9 — postgresql-jdbc — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — postgresql-jdbc — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:1436 Related CVEs: CVE-2024-1597 CVE-2022-41946 CVE-2022-31197 Upstream summary: PostgreSQL is an advanced object-relational database management system. The postgresql-jdbc package includes the .jar files needed for Java programs to access a PostgreSQL database. […]

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Ubuntu 20.04 — gnupg2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — gnupg2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 January 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7946-1 Related CVEs: CVE-2025-68973 CVE-2025-30258 CVE-2022-34903 Upstream summary: It was discovered that GnuPG incorrectly handled crafted input. A remote attacker could possibly use this issue to crash the program, or […]

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Alpine Linux 3.20 — haserl — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — haserl — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0.9.36-r0 📖 ~4 min read  •  Source: Alpine secdb entry — haserl 0.9.36-r0 Related CVEs: CVE-2021-29133 Upstream summary: Alpine main repository for vv3.20 ships haserl 0.9.36-r0 which addresses CVE-2021-29133. Table of contents Symptom & Impact Environment […]

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SLES 15 — ruby2.5-rubygem-puma — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ruby2.5-rubygem-puma — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 January 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:3957-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-40175 CVE-2022-24790 CVE-2021-29509 CVE-2024-21647 CVE-2024-45614 CVE-2022-23634 CVE-2021-41136 Upstream summary: Puma is a Ruby/Rack web server built for parallelism. Prior to versions 6.3.1 and 5.6.7, puma […]

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Alpine Linux 3.20 — e2guardian — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — e2guardian — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 5.4.5r-r0 📖 ~4 min read  •  Source: Alpine secdb entry — e2guardian 5.4.5r-r0 Related CVEs: CVE-2021-44273 Upstream summary: Alpine community repository for vv3.20 ships e2guardian 5.4.5r-r0 which addresses CVE-2021-44273. Table of contents Symptom & Impact Environment […]

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SLES 15 — libsaml11 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libsaml11 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 January 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:01500-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-31335 Upstream summary: The OpenSAML C++ library before 3.3.1 allows forging of signed SAML messages via parameter manipulation (when using SAML bindings that rely on […]

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Red Hat Enterprise Linux 9 — curl — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — curl — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 9 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:1350 Related CVEs: CVE-2025-9086 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Oracle Linux 8 — mariadb:10.11 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mariadb:10.11 — vulnerability — patch and remediation guide (ELSA-2025-0737)

🟡 Medium   ⏱ 10–30 min  Last verified: 24 January 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-0737 Related CVEs: CVE-2024-21096 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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Oracle Linux 8 — expat — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — expat — vulnerability — patch and remediation guide (ELSA-2025-3913)

🟡 Medium   ⏱ 10–30 min  Last verified: 24 January 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-3913 Related CVEs: CVE-2024-8176 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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