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Cómo instalar MariaDB en Ubuntu 20.04 [Guía de inicio rápido]
Brian Boucheron escribió una versión anterior de este tutorial. MariaDB es un sistema de administración relacional de bases de datos de código abierto, que comúnmente se utiliza como…
Ubuntu 14.04 — exim4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 28 April 2023 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6881-1 Related CVEs: CVE-2021-38371 CVE-2023-42117 CVE-2023-42119 CVE-2023-42114 CVE-2023-42115 CVE-2023-42116 CVE-2022-37452 CVE-2020-28007 +12 more Upstream summary: It was discovered that Exim did not enforce STARTTLS sync point on client side. An […]
Ubuntu 16.04 — libhtml-stripscripts-perl — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 27 April 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6100-1 Related CVEs: CVE-2023-24038 Upstream summary: It was discovered that HTML::StripScripts does not properly parse HTML content with certain style attributes. A remote attacker could use this issue to cause […]
Ubuntu 20.04 black screen after login
🟡 Medium ⏱ 5–30 min Last verified: 27 April 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 […]
Ubuntu 22.04 — lighttpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 27 April 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5903-1 Related CVEs: CVE-2022-22707 CVE-2022-41556 Upstream summary: It was discovered that lighttpd incorrectly handled certain inputs, which could result in a stack buffer overflow. A remote attacker could possibly use […]
Ubuntu 18.04 — apache-log4j1.2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 27 April 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5998-1 Related CVEs: CVE-2022-23302 CVE-2022-23305 CVE-2022-23307 CVE-2019-17571 CVE-2021-4104 Upstream summary: It was discovered that the SocketServer component of Apache Log4j 1.2 incorrectly handled deserialization. An attacker could possibly use this […]
Ubuntu 20.04 — axis — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 27 April 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6470-1 Related CVEs: CVE-2023-40743 Upstream summary: It was discovered that Axis incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input […]
Ubuntu 16.04 — gimp-dds — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 26 April 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7209-1 Related CVEs: CVE-2023-44441 Upstream summary: Jacob Boerema discovered that the GIMP DDS Plugin incorrectly processed DDS files due to a memory issue. An attacker could exploit this through a […]
Ubuntu 20.04 — python-bottle — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 26 April 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5532-1 Related CVEs: CVE-2022-31799 CVE-2020-28473 Upstream summary: It was discovered that Bottle incorrectly handled errors during early request binding. An attacker could possibly use this issue to disclose sensitive information. […]
Ubuntu 16.04 — edk2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 26 April 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7060-1 Related CVEs: CVE-2019-0161 CVE-2021-28210 CVE-2021-28211 CVE-2021-38575 CVE-2021-38578 CVE-2022-1292 CVE-2017-5731 CVE-2018-12182 +12 more Upstream summary: It was discovered that EDK II did not check the buffer length in XHCI, which […]
