Linux

Ubuntu 14.04 — patch — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — patch — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 April 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4071-2 Related CVEs: CVE-2019-13636 CVE-2019-13638 CVE-2016-10713 CVE-2018-1000156 CVE-2018-6951 CVE-2010-4651 CVE-2014-9637 CVE-2015-1196  +2 more Upstream summary: USN-4071-1 fixed several vulnerabilities in Patch. This update provides the corresponding update for Ubuntu 14.04 […]

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Ubuntu 16.04 — cron — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — cron — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 April 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5259-3 Related CVEs: https://ubuntu.com/security/notices/USN-5259-2 https://launchpad.net/bugs/1971895 CVE-2017-9525 CVE-2019-9704 CVE-2019-9705 CVE-2019-9706 Upstream summary: USN-5259-1 and USN-5259-2 fixed vulnerabilities in Cron. Unfortunately that update was incomplete and could introduce a regression. This update […]

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

Oracle Linux 8 — sqlite — vulnerability — patch and remediation guide (ELSA-2021-1581)

🟡 Medium   ⏱ 10–30 min  Last verified: 11 April 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1581 Related CVEs: CVE-2020-13434 CVE-2020-15358 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 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2023-12676)

🟠 High   ⏱ 15–60 min  Last verified: 11 April 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12676 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 […]

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Debian 10 — libreoffice — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — libreoffice — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 April 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-9848 CVE-2019-9850 CVE-2019-9854 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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¿Cómo configurar Virtual Hosts de Apache en Ubuntu 16.04? — step-by-step Linux tutorial on Progressive Robot

¿Cómo configurar Virtual Hosts de Apache en Ubuntu 16.04?

Apache es el servidor web más popular para servir contenido en Internet. Cuenta con más de la mitad de los sitios activos en Internet y es extremadamente poderoso y flexible. Apache rompe su funcionalidad y componentes en unidades separadas que pueden ser personalizadas y…

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openSUSE Tumbleweed — mipv6d — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — mipv6d — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2010:019 (see also SUSE bugzilla) Related CVEs: CVE-2010-2522 CVE-2010-2523 Upstream summary: The mipv6 daemon in UMIP 0.4 does not verify that netlink messages originated in the kernel, which allows local users to […]

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How To Set Filesystem Quotas on Debian 10 — step-by-step Linux tutorial on Progressive Robot

How To Set Filesystem Quotas on Debian 10

Quotas are used to limit the amount of disk space a user or group can use on a filesystem. Without such limits, a user could fill up the machine’s disk and cause problems for other users and services. In this tutorial we will install command line tools to create and inspect disk quotas, then set a quota for an example user.

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Ubuntu 16.04 — walinuxagent — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — walinuxagent — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 April 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3907-1 Related CVEs: CVE-2019-0804 Upstream summary: It was discovered that WALinuxAgent created swap files with incorrect permissions. A local attacker could possibly use this issue to obtain sensitive information from […]

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