Linux

Oracle Linux 8 — container-tools:4.0 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:4.0 — security and stability fixes — required update (ELSA-2023-2802)

  • December 19, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 19 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2802 Related CVEs: CVE-2022-27664 CVE-2022-1705 CVE-2022-32148 CVE-2022-30635 CVE-2022-41717 CVE-2022-30630 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Debian 11 — hiredis — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — hiredis — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • December 19, 2021
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 19 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-7105 CVE-2021-32765 Upstream summary: async.c and dict.c in libhiredis.a in hiredis through 0.14.0 allow a NULL pointer dereference because malloc return values are unchecked. Table of contents Symptom […]

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Debian 11 — node-cached-path-relative — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-cached-path-relative — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • December 19, 2021
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 19 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-16472 CVE-2021-23518 Upstream summary: A prototype pollution attack in cached-path-relative versions <=1.0.1 allows an attacker to inject properties on Object.prototype which are then inherited by all the JS […]

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Debian 11 — proftpd-dfsg — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — proftpd-dfsg — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 19, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 19 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-4816 CVE-2006-5815 CVE-2006-6170 CVE-2006-6171 CVE-2006-6563 CVE-2007-2165 CVE-2008-4242 CVE-2008-7265  +12 more Upstream summary: Buffer overflow in mod_radius in ProFTPD before 1.3.0rc2 allows remote attackers to cause a denial of […]

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AlmaLinux 8 — libepoxy — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libepoxy — vulnerability — patch and remediation guide

  • December 19, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:4234 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Aktualisieren auf Ubuntu 20.04 Focal Fossa — step-by-step Linux tutorial on Progressive Robot

Aktualisieren auf Ubuntu 20.04 Focal Fossa

  • December 19, 2021
  • Linux
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Die neueste Langzeitsupport-Version (LTS) des Betriebssystems Ubuntu, Ubuntu 20.04 (Focal Fossa), wurde am 23. April 2020 veröffentlicht. Dieser Leitfaden erklärt, wie Sie ein Ubuntu-System der Version 18.04 oder höher auf Ubuntu 20.04…

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

Ubuntu 16.04 — linuxptp — vulnerability — patch and remediation guide

  • December 19, 2021
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 19 December 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6097-1 Related CVEs: CVE-2021-3570 Upstream summary: It was discovered that Linux PTP did not properly perform a length check when forwarding a PTP message between ports. A remote attacker could […]

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Ubuntu 16.04 — libgd2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libgd2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 19, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 19 December 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7112-1 Related CVEs: CVE-2021-40812 CVE-2017-6363 CVE-2021-38115 CVE-2021-40145 CVE-2018-14553 CVE-2019-11038 CVE-2019-6977 CVE-2019-6978  +12 more Upstream summary: It was discovered that the GD Graphics Library did not perform proper bounds checking while […]

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

Oracle Linux 8 — aide — vulnerability — patch and remediation guide (ELSA-2022-0441)

  • December 19, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 19 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-0441 Related CVEs: CVE-2021-45417 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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Arch Linux — apache — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — apache — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 19, 2021
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202110-1 Related CVEs: CVE-2021-42013 CVE-2019-0220 CVE-2019-0217 CVE-2019-0215 CVE-2019-0211 CVE-2019-0197 CVE-2019-0196 CVE-2017-9789  +12 more Upstream summary: Type: directory traversal. Status: Fixed. Affected: 2.4.50-1. Fixed in: 2.4.51-1. Group: AVG-2450. Table of contents […]

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