Package Management

Ubuntu 18.04 — python-os-brick — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — python-os-brick — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 June 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4420-1 Related CVEs: CVE-2020-10755 Upstream summary: David Hill and Eric Harney discovered that Cinder and os-brick incorrectly handled ScaleIO backend credentials. An attacker could possibly use this issue to expose […]

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openSUSE Tumbleweed — pam_yubico — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — pam_yubico — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-9275 Upstream summary: In check_user_token in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the […]

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Alpine Linux edge — hermes — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — hermes — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0 📖 ~4 min read  •  Source: Alpine secdb entry — hermes 0 Related CVEs: CVE-2020-1914 CVE-2020-1915 Upstream summary: Alpine community repository for vedge ships hermes 0 which addresses CVE-2020-1914. Table of contents Symptom & Impact […]

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

Oracle Linux 8 — libxslt — vulnerability — patch and remediation guide (ELSA-2020-4464)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 June 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4464 Related CVEs: CVE-2019-18197 CVE-2019-11068 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 — ELSA-2020-5567-1: postgresql:10 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ELSA-2020-5567-1: postgresql:10 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 June 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-5567-1 Related CVEs: CVE-2020-25694 CVE-2020-25695 CVE-2020-25696 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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FreeBSD 12 — hostapd — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — hostapd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 June 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: FreeBSD — EAP-pwd message reassembly issue with unexpected fragment Related CVEs: CVE-2015-4141 CVE-2015-4142 CVE-2015-4143 CVE-2015-4144 CVE-2015-4145 CVE-2015-4146 CVE-2015-5310 CVE-2015-5315  +12 more Upstream summary: Problem Description: EAP-pwd implementation in hostapd (EAP […]

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Arch Linux — python-lxml — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — python-lxml — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202012-1 Related CVEs: CVE-2020-27783 Upstream summary: Type: cross-site scripting. Status: Fixed. Affected: 4.6.1-3. Fixed in: 4.6.2-1. Group: AVG-1319. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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FreeBSD 12 — ja-linux-mozillafirebird-gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ja-linux-mozillafirebird-gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 June 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0762 CVE-2004-0765 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908 CVE-2004-0909 CVE-2004-1156 CVE-2004-1157  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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openSUSE Tumbleweed — libjansson4 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libjansson4 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2014:0467-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-6401 Upstream summary: Jansson, possibly 2.4 and earlier, does not restrict the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a […]

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How to Set Up an SLES 12 Template in VMware — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up an SLES 12 Template in VMware

Introduction This tutorial covers How to Set Up an SLES 12 Template in VMware on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: […]

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