Package Management

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

Oracle Linux 8 — olcne — vulnerability — patch and remediation guide (ELSA-2021-9398)

🟠 High   ⏱ 15–60 min  Last verified: 27 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9398 Related CVEs: CVE-2021-28683 CVE-2021-31920 CVE-2021-34824 CVE-2021-29258 CVE-2021-31921 CVE-2021-28682 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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

Oracle Linux 8 — grafana — vulnerability — patch and remediation guide (ELSA-2021-3771)

🟠 High   ⏱ 15–60 min  Last verified: 27 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3771 Related CVEs: CVE-2021-39226 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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Amazon Linux 2 — pacemaker — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — pacemaker — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2019-1275 Related CVEs: CVE-2018-16877 CVE-2018-16878 CVE-2019-3885 CVE-2020-25654 Upstream summary: A flaw was found in pacemaker. An insufficient verification inflicted preference of uncontrolled processes can lead to DoS. (CVE-2018-16878) A use-after-free […]

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Debian 10 — zeromq3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — zeromq3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 May 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-13132 CVE-2020-15166 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 8 — kernel update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel update (ELSA-2024-3618)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-3618 Related CVEs: CVE-2021-46934 CVE-2023-6240 CVE-2023-52595 CVE-2021-47055 CVE-2021-47185 CVE-2022-48669 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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AlmaLinux 8 — cairomm — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — cairomm — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1586 Related CVEs: CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2021-1817  +4 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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IBM AIX 7.1 — CVE-2021-29813 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2021-29813 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 26 May 2021 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2021-29813, IBM Support Bulletin CVE: CVE-2021-29813 NVD summary: IBM Jazz for Service Management 1.1.3.10 and IBM Tivoli Netcool/OMNIbus_GUI is vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript […]

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FreeBSD 13 — py37-Flask-Cors — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py37-Flask-Cors — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-Flask-Cors — directory traversal vulnerability Related CVEs: CVE-2020-25032 Upstream summary: praetorian-colby-morgan reports: An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal […]

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How to Secure Nginx with Let's Encrypt on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Secure Nginx with Let’s Encrypt on FreeBSD 12

Introduction Deploying secure nginx with let’s encrypt on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the […]

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FreeBSD 13 — py310-numpy — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py310-numpy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-numpy — Missing return-value validation of the function PyArray_DescrNew Related CVEs: CVE-2021-41495 Upstream summary: Numpy reports: At most call-sites for PyArray_DescrNew, there are no validations of its return, but an […]

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