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Alpine Linux 3.20 — exim — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — exim — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 4.98-r0 📖 ~4 min read  •  Source: Alpine secdb entry — exim 4.98-r0 Related CVEs: CVE-2024-39929 CVE-2023-51766 CVE-2023-42117 CVE-2023-42119 CVE-2023-42114 CVE-2023-42115 CVE-2023-42116 CVE-2021-27216  +12 more Upstream summary: Alpine community repository for vv3.20 ships exim 4.98-r0 which […]

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Ubuntu 24.04 — glance — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — glance — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8111-1 Related CVEs: https://bugs.launchpad.net/glance/+bug/2138602 CVE-2024-32498 Upstream summary: It was discovered that OpenStack Glance was incorrectly validating the IP addresses and the redirect destination URL when downloading or importing images from […]

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How to Use Python Virtual Environments (venv) on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Use Python Virtual Environments (venv) on RHEL 9

Python virtual environments solve a fundamental dependency management problem: different projects require different versions of the same library, and installing everything system-wide leads to version conflicts. A virtual environment is a self-contained directory containing a Python interpreter copy and a site-packages directory isolated from the system Python. Each project gets its own virtual environment with […]

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Windows Server 2016 — KB5044286 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5044286 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5044286 • MSRC update-guide entry Related CVEs: CVE-2024-43506 CVE-2024-43513 CVE-2024-43515 CVE-2024-43518 CVE-2024-43519 CVE-2024-43532 CVE-2024-43534 CVE-2024-43535  +12 more Affected components: Windows Server 2016 Microsoft .NET Framework 4.8 on Windows Server 2016 Microsoft .NET […]

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Ubuntu 22.04 — zulucrypt — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — zulucrypt — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8218-1 Related CVEs: CVE-2025-53391 Upstream summary: Aaron Rainbolt discovered that zuluCrypt used insecure PolicyKit settings in zuluPolkit. An attacker could possibly use this issue to cause local privilege escalation to […]

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Windows Server 2016 — KB5044091 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5044091 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5044091 • MSRC update-guide entry Related CVEs: CVE-2024-43483 CVE-2024-43484 Affected components: Microsoft .NET Framework 4.8 on Windows Server 2016 Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2016 Table of contents […]

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Oracle Linux 8 — webkit2gtk3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — webkit2gtk3 — vulnerability — patch and remediation guide (ELSA-2025-13780)

🟠 High   ⏱ 15–60 min  Last verified: 16 February 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-13780 Related CVEs: CVE-2025-31273 CVE-2025-43240 CVE-2025-43216 CVE-2025-31278 CVE-2025-43212 CVE-2025-6558 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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openSUSE Leap 15.6 — kernel-rt — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — kernel-rt — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:0236-1 Related CVEs: CVE-2024-5660 CVE-2024-26652 CVE-2023-52756 CVE-2024-26842 CVE-2024-26756 CVE-2023-52802 Upstream summary: Use of Hardware Page Aggregation (HPA) and Stage-1 and/or Stage-2 translation on Cortex-A77, Cortex-A78, Cortex-A78C, Cortex-A78AE, Cortex-A710, Cortex-X1, Cortex-X1C, Cortex-X2, […]

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Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2026-50232)

🟠 High   ⏱ 15–60 min  Last verified: 16 February 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-50232 Related CVEs: CVE-2024-58096 CVE-2024-58097 CVE-2025-21717 CVE-2025-21882 CVE-2025-37929 CVE-2025-38431 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Windows Server 2019 — KB5060533 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5060533 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5060533 • MSRC update-guide entry Related CVEs: CVE-2025-33070 CVE-2025-32712 CVE-2025-32713 CVE-2025-32714 CVE-2025-32715 CVE-2025-32716 CVE-2025-32718 CVE-2025-32719  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use of uninitialized resource in […]

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