Package Management

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

Oracle Linux 8 — libexif — vulnerability — patch and remediation guide (ELSA-2020-2550)

🟡 Medium   ⏱ 10–30 min  Last verified: 3 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-2550 Related CVEs: CVE-2020-13112 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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Oracle Linux 8 — curl — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — curl — security and stability fixes — required update (ELSA-2024-1601)

🟡 Medium   ⏱ 10–30 min  Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-1601 Related CVEs: CVE-2023-38546 CVE-2023-28322 CVE-2023-46218 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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Ubuntu 20.04 — libcroco — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libcroco — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 April 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6958-1 Related CVEs: CVE-2017-7960 CVE-2017-8834 CVE-2017-8871 CVE-2020-12825 Upstream summary: It was discovered that Libcroco was incorrectly accessing data structures when reading bytes from memory, which could cause a heap buffer […]

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How to Set Up Podman on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up Podman on SLES 12

Introduction This tutorial covers How to Set Up Podman on SLES 12 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. Step 1 — Install Podman zypper install -y podman Step 2 — […]

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Ubuntu 14.04 — underscore — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — underscore — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 April 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4913-1 Related CVEs: CVE-2021-23358 Upstream summary: It was discovered that Underscore incorrectly handled certain inputs. An attacker could possibly use this issue to inject arbitrary code. Table of contents Symptom […]

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

Oracle Linux 8 — vim — vulnerability — patch and remediation guide (ELSA-2021-4517)

🟡 Medium   ⏱ 10–30 min  Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4517 Related CVEs: CVE-2021-3778 CVE-2021-3796 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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How to Set Up Btrfs Snapshots with Snapper on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up Btrfs Snapshots with Snapper on SLES 15

Introduction This tutorial covers How to Set Up Btrfs Snapshots with Snapper on SLES 15 on SLES 15. SLES 15 (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. Step 1 — Check Btrfs Filesystem btrfs filesystem show […]

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

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2020-0919)

🟠 High   ⏱ 15–60 min  Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-0919 Related CVEs: CVE-2020-6814 CVE-2020-6806 CVE-2020-6807 CVE-2020-6811 CVE-2020-6805 CVE-2020-6812 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 — haproxy — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — haproxy — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1288 Related CVEs: CVE-2020-11100 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 edge — libproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.4.15-r9 📖 ~4 min read  •  Source: Alpine secdb entry — libproxy 0.4.15-r9 Related CVEs: CVE-2020-26154 CVE-2020-25219 Upstream summary: Alpine community repository for vedge ships libproxy 0.4.15-r9 which addresses CVE-2020-26154. Table of contents Symptom & Impact […]

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