ubuntu

Ubuntu 22.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 August 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6558-1 Related CVEs: CVE-2018-13440 CVE-2018-17095 CVE-2019-13147 CVE-2022-24599 Upstream summary: It was discovered that audiofile could be made to dereference invalid memory. If a user or an automated system were tricked […]

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Ubuntu 16.04 — libde265 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libde265 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 August 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6764-1 Related CVEs: CVE-2023-51792 CVE-2023-27102 CVE-2023-27103 CVE-2023-43887 CVE-2023-47471 CVE-2023-49465 CVE-2023-49467 CVE-2023-49468  +12 more Upstream summary: It was discovered that libde265 could be made to allocate memory that exceeds the maximum […]

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Ubuntu 22.04 — budgie-extras — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — budgie-extras — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 August 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6556-1 Related CVEs: CVE-2023-49342 CVE-2023-49343 CVE-2023-49344 CVE-2023-49345 CVE-2023-49346 CVE-2023-49347 Upstream summary: It was discovered that Budgie Extras incorrectly handled certain temporary file paths. An attacker could possibly use this issue […]

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Ubuntu 20.04 — php-guzzlehttp-psr7 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — php-guzzlehttp-psr7 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 August 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6670-1 Related CVEs: CVE-2022-24775 CVE-2023-29197 Upstream summary: It was discovered that php-guzzlehttp-psr7 incorrectly parsed HTTP headers. A remote attacker could possibly use these issues to perform an HTTP header injection […]

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Ubuntu 18.04 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 August 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6879-1 Related CVEs: CVE-2023-31620 CVE-2023-31622 CVE-2023-31624 CVE-2023-31626 CVE-2023-31627 CVE-2023-31629 CVE-2023-31630 CVE-2023-31631  +12 more Upstream summary: Jingzhou Fu discovered that Virtuoso Open-Source Edition incorrectly handled certain crafted SQL statements. An attacker […]

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Ubuntu 22.04 — ruby-doorkeeper — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ruby-doorkeeper — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 August 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6210-1 Related CVEs: CVE-2023-34246 Upstream summary: It was discovered that Doorkeeper incorrectly performed authorization checks for public clients that have been previous approved. An attacker could potentially exploit these in […]

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Common Problems 117605

Ubuntu 20.04 LTS Failed to Start OpenVPN Service

🟡 Medium   ⏱ 5–30 min  Last verified: 8 August 2023 📖 ~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 22.04 — linux-gcp-5.19 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-gcp-5.19 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 August 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6260-1 Related CVEs: CVE-2022-48502 CVE-2023-2640 CVE-2023-3090 CVE-2023-31248 CVE-2023-3141 CVE-2023-32629 CVE-2023-3389 CVE-2023-3390  +5 more Upstream summary: It was discovered that the NTFS file system implementation in the Linux kernel did not […]

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Ubuntu 22.04 — flac — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — flac — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 August 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6360-1 Related CVEs: CVE-2020-22219 CVE-2017-6888 CVE-2020-0499 CVE-2021-0561 Upstream summary: It was discovered that FLAC incorrectly handled encoding certain files. A remote attacker could use this issue to cause FLAC to […]

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¿Cómo instalar y usar Docker en Ubuntu 16.04? — step-by-step Docker tutorial on Progressive Robot

¿Cómo instalar y usar Docker en Ubuntu 16.04?

Docker es una aplicación que hace que sea sencillo y fácil de ejecutar procesos de aplicación en un contenedor, que son como máquinas virtuales, sólo más portátil, más amigable con los recursos y más dependiente del sistema operativo del host. Para una introducción detallada a…

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