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How to Use Docker Volumes and Bind Mounts on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Use Docker Volumes and Bind Mounts on RHEL 9

Docker containers are ephemeral by default — all data written inside a container is lost when the container is removed. Docker provides two mechanisms for persisting data and sharing files between containers and the host: volumes (managed by Docker, stored in /var/lib/docker/volumes/) and bind mounts (map a host directory directly into a container). Volumes are […]

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Alpine Linux 3.18 — element-web — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — element-web — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.9.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — element-web 1.9.7-r0 Related CVEs: CVE-2021-44538 CVE-2021-40823 CVE-2021-40824 CVE-2022-39249 CVE-2022-39250 CVE-2022-39251 CVE-2022-39236 CVE-2022-36059  +4 more Upstream summary: Alpine community repository for vv3.18 ships element-web 1.9.7-r0 which […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2023-13044)

🟠 High   ⏱ 15–60 min  Last verified: 27 March 2024 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-13044 Related CVEs: CVE-2023-5178 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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Alpine Linux 3.18 — curl — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — curl — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 8.9.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — curl 8.9.1-r0 Related CVEs: CVE-2024-7264 CVE-2024-6197 CVE-2024-6874 CVE-2024-2004 CVE-2024-2379 CVE-2024-2398 CVE-2024-2466 CVE-2024-0853  +12 more Upstream summary: Alpine main repository for vv3.18 ships curl 8.9.1-r0 which […]

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Oracle Linux 9 — edk2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — edk2 — vulnerability — patch and remediation guide (ELSA-2024-2264)

🟠 High   ⏱ 15–60 min  Last verified: 27 March 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-2264 Related CVEs: CVE-2022-36764 CVE-2022-36763 CVE-2023-3446 CVE-2023-45231 CVE-2023-45229 CVE-2023-45233 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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NetBSD 9.4 — ruby-yajl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-yajl — multiple vulnerabilities (2 CVEs) — 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-2022-24795 CVE-2017-16516 Upstream summary: pkgsrc audit-packages flagged ruby{25,26,27,30,31}-yajl<1.4.2 for vulnerability class 'integer-overflow'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-24795 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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Beyond Firewalls: Advanced Strategies for Network Security

Beyond Firewalls: Advanced Strategies for Network Security

Network security is a crucial component of modern business operations, especially as cyber threats continue to evolve in complexity and sophistication. While traditional firewalls play a fundamental role in network protection, advanced strategies are essential to fortify defenses against emerging threats. In this article, we delve into the realm of network security beyond firewalls, exploring advanced methodologies such as threat detection, intrusion prevention systems, access control mechanisms, encryption protocols, segmentation strategies, incident response planning, and continuous monitoring practices.

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