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Ubuntu 18.04 — kicad — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — kicad — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 July 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7466-1 Related CVEs: CVE-2022-23803 CVE-2022-23804 CVE-2022-23946 CVE-2022-23947 Upstream summary: It was discovered that KiCad incorrectly handled memory when opening malicious files. An attacker could possibly use this issue to cause […]

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How To Secure Apache with Let's Encrypt on Debian 11 — step-by-step Linux tutorial on Progressive Robot

How To Secure Apache with Let’s Encrypt on Debian 11

Let’s Encrypt is a Certificate Authority (CA) that provides an easy way to obtain and install free TLS/SSL certificates, thereby enabling encrypted HTTPS on web servers. In this tutorial, you will use Certbot to obtain a free SSL certificate for Apache on Debian 11 and set up your certificate to renew automatically.

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Oracle Linux 9 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — GraalVM — vulnerability — patch and remediation guide (ELSA-2022-9955)

🟠 High   ⏱ 15–60 min  Last verified: 22 July 2022 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9955 Related CVEs: CVE-2022-21628 CVE-2022-21624 CVE-2022-35256 CVE-2022-32214 CVE-2022-21626 CVE-2022-21619 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Configure Nginx as a TCP/UDP Load Balancer on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Nginx as a TCP/UDP Load Balancer on Debian 11 (DEBIAN-11-2)

Introduction Deploying configure nginx as a tcp/udp load balancer on debian 11 on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. […]

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Oracle Linux 8 — container-tools:3.0 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:3.0 — security and stability fixes — required update (ELSA-2022-1793)

🟡 Medium   ⏱ 10–30 min  Last verified: 21 July 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1793 Related CVEs: CVE-2022-27650 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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Common Problems 120464

Debian 11 APT Lock Contention During Package Operations

🟡 Medium   ⏱ 5–30 min  Last verified: 21 July 2022 Affected versions: Debian 11 📖 ~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 & […]

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FreeBSD 13 — linux-unace — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-unace — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 July 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: unace — multiple vulnerabilities Related CVEs: CVE-2005-0160 CVE-2005-0161 Upstream summary: Ulf Härnhammar reports: There are buffer overflows when extracting, testing or listing specially prepared ACE archives. There are directory traversal […]

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FreeBSD 13 — gimp-app — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — gimp-app — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 July 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: The GIMP — Use after Free vulnerability Related CVEs: CVE-2016-4994 Upstream summary: The GIMP team reports: A Use-after-free vulnerability was found in the xcf_load_image function. Table of contents Symptom & […]

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