Logging Monitoring

FreeBSD 13 — isakmpd — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — isakmpd — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • May 7, 2021
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: isakmpd payload handling denial-of-service vulnerabilities Related CVEs: CVE-2004-0218 CVE-2004-0219 CVE-2004-0220 CVE-2004-0221 CVE-2004-0222 Upstream summary: Numerous errors in isakmpd's input packet validation lead to denial-of-service vulnerabilities. From the Rapid7 advisory: The […]

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Amazon Linux 2 — kernel-livepatch-5.10.50-44.131 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.50-44.131 — vulnerability — patch and remediation guide

  • May 7, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2021-065 Related CVEs: CVE-2021-41073 Upstream summary: No CVE associated with this advisory Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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How to Install Jenkins on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Install Jenkins on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying install jenkins on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Jenkins on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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Ubuntu 20.04 — libgd2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libgd2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • May 7, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 May 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7112-1 Related CVEs: CVE-2021-40812 CVE-2017-6363 CVE-2021-38115 CVE-2021-40145 Upstream summary: It was discovered that the GD Graphics Library did not perform proper bounds checking while handling BMP and WebP files. If […]

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Arch Linux — kubectl-ingress-nginx — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — kubectl-ingress-nginx — vulnerability — patch and remediation guide

  • May 7, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202111-7 Related CVEs: CVE-2021-25742 Upstream summary: Type: information disclosure. Status: Fixed. Affected: 0.33.0-2. Fixed in: 1.0.4-1. Group: AVG-2490. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Ubuntu 18.04 — netqmail — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — netqmail — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • May 7, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 May 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4621-1 Related CVEs: CVE-2005-1513 CVE-2005-1514 CVE-2005-1515 CVE-2020-3811 CVE-2020-3812 Upstream summary: It was discovered that netqmail did not properly handle certain input. Both remote and local attackers could use this vulnerability […]

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SLES 15 — dcraw — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — dcraw — multiple vulnerabilities (11 CVEs) — patch and remediation guide

  • May 7, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 May 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2017:3392-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-14608 CVE-2021-3624 CVE-2018-19566 CVE-2018-19568 CVE-2018-5805 CVE-2018-5806 CVE-2017-13735 CVE-2018-19655  +3 more Upstream summary: In LibRaw through 0.18.4, an out of bounds read flaw related to kodak_65000_load_raw […]

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Oracle Linux 8 — thunderbird — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — thunderbird — security and stability fixes — required update (ELSA-2019-1799)

  • May 6, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 6 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1799 Related CVEs: CVE-2019-9811 CVE-2019-11713 CVE-2019-11709 CVE-2019-11711 CVE-2019-11730 CVE-2019-11717 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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FreeBSD 12 — mariadb102-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mariadb102-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • May 6, 2021
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 6 May 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MariaDB — Vulnerability in C API Related CVEs: CVE-2017-15365 CVE-2020-2574 Upstream summary: MariaDB reports: Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL […]

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