Linux

SLES 15 — python2-M2Crypto — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python2-M2Crypto — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 October 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-FU-2024:1448-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-25657 Upstream summary: A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption […]

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Learning to Love Your Terminal — step-by-step Linux tutorial on Progressive Robot

Learning to Love Your Terminal

After following a few cloud tutorials, you should have a good grasp on working in a modern command line. However, Many users who are new to the command line may still find it fairly restrictive. This tutorial is designed to provide more background on command line interfaces, as well as about advice around customization and cross-platform portability, for these users in particular. The goal is to feel just as comfortable in a terminal environment as you are with using a computer in any other way.

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SLES 15 — libwebp6 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libwebp6 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 31 October 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:1830-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-25011 CVE-2018-25014 CVE-2018-25009 CVE-2018-25010 CVE-2018-25012 CVE-2018-25013 CVE-2020-36328 CVE-2020-36331  +5 more Upstream summary: A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in […]

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Common Problems 125063

Oracle Linux 8 – Common Problem 010 – Diagnosis and Fix

🟡 Medium   ⏱ 5–30 min  Last verified: 30 October 2020 Affected versions: Oracle Linux 8 📖 ~3 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Common Problems 115089

RHEL 8 – /boot Space Exhaustion Breaks Kernel Update Workflow

🟡 Medium   ⏱ 5–30 min  Last verified: 30 October 2020 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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Ubuntu 16.04 — libpam-tacplus — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libpam-tacplus — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 October 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4521-1 Related CVEs: CVE-2020-13881 Upstream summary: It was discovered that pam_tacplus did not properly manage shared secrets if DEBUG loglevel and journald are used. A remote attacker could use this […]

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

Oracle Linux 8 — ppp — vulnerability — patch and remediation guide (ELSA-2020-0633)

🟠 High   ⏱ 15–60 min  Last verified: 30 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-0633 Related CVEs: CVE-2020-8597 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 — spice-gtk — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — spice-gtk — multiple vulnerabilities (2 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 ALAS2-2020-1546 Related CVEs: CVE-2020-14355 CVE-2018-10893 Upstream summary: Multiple buffer overflow vulnerabilities were found in the QUIC image decoding process of the SPICE remote display system. Both the SPICE client (spice-gtk) […]

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