Logging Monitoring

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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NetBSD 9.4 — ruby-activerecord52 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-activerecord52 — 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-2021-22880 Upstream summary: pkgsrc audit-packages flagged ruby{25,26,27}-activerecord52<5.2.4.5 for vulnerability class 'cross-site-request-forgery'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-22880 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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FreeBSD 14 — putty-gtk — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — putty-gtk — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 March 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PuTTY — Release 0.74 fixes two security vulnerabilities Related CVEs: CVE-2020-14002 Upstream summary: Simon Tatham reports: [Release 0.74] fixes the following security issues: New configuration option to disable PuTTY's default […]

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