September 2021 - Page 46 of 66

Common Problems 115399

RHEL 7 systemctl unit failure caused by invalid drop-in override

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: RHEL 7 📖 ~2 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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Debian 11 — runit — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — runit — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-1319 Upstream summary: chpst in runit 1.3.3-1 for Debian GNU/Linux, when compiled on little endian i386 machines against dietlibc, does not properly handle when multiple groups are specified […]

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Debian 11 — aubio — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — aubio — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17054 CVE-2017-17554 CVE-2017-17555 CVE-2018-14521 CVE-2018-14522 CVE-2018-14523 CVE-2018-19800 CVE-2018-19801  +1 more Upstream summary: In aubio 0.4.6, a divide-by-zero error exists in the function new_aubio_source_wavread() in source_wavread.c, which may lead […]

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How to Install Kustomize on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Kustomize on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install kustomize both straightforward and auditable. This tutorial covers the complete procedure for how to Install Kustomize on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites The procedure assumes you are […]

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Debian 11 — ruby-oauth — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ruby-oauth — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-11086 Upstream summary: lib/oauth/consumer.rb in the oauth-ruby gem through 0.5.4 for Ruby does not verify server X.509 certificates if a certificate bundle cannot be found, which allows man-in-the-middle […]

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How To Install and Secure Memcached on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How To Install and Secure Memcached on Ubuntu 20.04

In this guide, you will learn how to install and configure a Memcached server. You’ll also learn how to add authentication to secure Memcached using Simple Authentication and Security Layer (SASL). Finally, you’ll learn how to bind Memcached to a local or private network interface to ensure that it is only accessible on trusted networks, by authenticated users.

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Debian 11 — cvs — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — cvs — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-0844 CVE-2003-0015 CVE-2003-0977 CVE-2004-0180 CVE-2004-0396 CVE-2004-0405 CVE-2004-0414 CVE-2004-0416  +10 more Upstream summary: Off-by-one overflow in the CVS PreservePermissions of rcs.c for CVSD before 1.11.2 allows local users to […]

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

Oracle Linux 8 — tcpdump — vulnerability — patch and remediation guide (ELSA-2024-0769)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0769 Related CVEs: CVE-2021-41043 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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FreeBSD 13 — libGL — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libGL — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xorg — protocol handling issues in X Window System client libraries Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: freedesktop.org reports: Ilja van Sprundel, […]

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FreeBSD 13 — zh-wordpress-zh_CN — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — zh-wordpress-zh_CN — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: wordpress — XSS Related CVEs: CVE-2010-4257 CVE-2013-0235 CVE-2013-0236 CVE-2013-0237 CVE-2013-2199 CVE-2013-2200 CVE-2013-2201 CVE-2013-2202  +12 more Upstream summary: The WordPress team reports: A cross-site scripting (XSS) vulnerability affecting the Avatar block […]

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