Linux

Oracle Linux 9 — mysql security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — mysql security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-6590)

🟡 Medium   ⏱ 10–30 min  Last verified: 12 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-6590 Related CVEs: CVE-2022-21444 CVE-2022-21534 CVE-2022-21478 CVE-2022-21556 CVE-2022-21547 CVE-2022-21435 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.23.93-r0 📖 ~4 min read  •  Source: Alpine secdb entry — zbar 0.23.93-r0 Related CVEs: CVE-2023-40889 CVE-2023-40890 Upstream summary: Alpine community repository for vedge ships zbar 0.23.93-r0 which addresses CVE-2023-40889. Table of contents Symptom & Impact […]

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

openSUSE Tumbleweed — traceroute — 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-CU-2023:3924-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-46316 Upstream summary: In buc Traceroute 2.0.12 through 2.1.2 before 2.1.3, the wrapper scripts do not properly parse command lines. Table of contents Symptom & […]

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Ubuntu 18.04 — cryptojs — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — cryptojs — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6753-1 Related CVEs: CVE-2023-46233 Upstream summary: Thomas Neil James Shadwell discovered that CryptoJS was using an insecure cryptographic default configuration. A remote attacker could possibly use this issue to expose […]

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Oracle Linux 9 — java-1.8.0-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — java-1.8.0-openjdk — vulnerability — patch and remediation guide (ELSA-2023-5733)

🟡 Medium   ⏱ 10–30 min  Last verified: 12 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5733 Related CVEs: CVE-2022-40433 CVE-2023-22081 CVE-2023-22067 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 Secure Consul with TLS Encryption on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Secure Consul with TLS Encryption on Ubuntu 14.04

Consul is a flexible service discovery system that can be used to keep track of the existence and health of services available in your infrastructure. In previous guides, we discussed how to set up the base Consul system. In this guide, we will demonstrate how to secure the communications between different components using TLS to encrypt traffic.

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openSUSE Tumbleweed — amanda — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — amanda — multiple vulnerabilities (4 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-2023:0205-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-30577 CVE-2022-37704 CVE-2022-37705 CVE-2022-37703 Upstream summary: AMANDA (Advanced Maryland Automatic Network Disk Archiver) before tag-community-3.5.4 mishandles argument checking for runtar.c, a different vulnerability than CVE-2022-37705. […]

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Oracle Linux 8 — python-flask — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python-flask — vulnerability — patch and remediation guide (ELSA-2023-12710)

🟠 High   ⏱ 15–60 min  Last verified: 12 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12710 Related CVEs: CVE-2023-30861 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 — nodejs:18 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:18 — vulnerability — patch and remediation guide (ELSA-2023-5869)

🟠 High   ⏱ 15–60 min  Last verified: 12 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5869 Related CVEs: CVE-2023-38552 CVE-2023-45143 CVE-2023-44487 CVE-2023-39333 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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