Linux

Ubuntu 20.04 — c-ares — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — c-ares — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 March 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6676-1 Related CVEs: CVE-2024-25629 CVE-2020-22217 CVE-2023-31130 CVE-2023-32067 CVE-2022-4904 CVE-2021-3672 Upstream summary: Vojtěch Vobr discovered that c-ares incorrectly handled user input from local configuration files. An attacker could possibly use this […]

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Alpine Linux 3.18 — arm-trusted-firmware — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — arm-trusted-firmware — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.8.32-r0 📖 ~4 min read  •  Source: Alpine secdb entry — arm-trusted-firmware 2.8.32-r0 Related CVEs: CVE-2024-5660 CVE-2024-7882 CVE-2023-49100 Upstream summary: Alpine main repository for vv3.18 ships arm-trusted-firmware 2.8.32-r0 which addresses CVE-2024-5660. Table of contents Symptom & […]

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

Oracle Linux 9 — libreswan — vulnerability — patch and remediation guide (ELSA-2023-2120)

🟠 High   ⏱ 15–60 min  Last verified: 27 March 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2120 Related CVEs: CVE-2023-30570 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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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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openSUSE Tumbleweed — python39-Pillow — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python39-Pillow — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:0125-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-50447 CVE-2023-44271 Upstream summary: Pillow through 10.1.0 allows PIL.ImageMath.eval Arbitrary Code Execution via the environment parameter, a different vulnerability than CVE-2022-22817 (which was about the […]

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Debian 12 — gnupg2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — gnupg2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 March 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2023 CVE-2006-3082 CVE-2006-3746 CVE-2006-6169 CVE-2006-6235 CVE-2007-1263 CVE-2008-1530 CVE-2010-2547  +12 more Upstream summary: The send_pinentry_environment function in asshelp.c in gpg2 on SUSE Linux 9.3 does not properly handle certain […]

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