December 2021 - Page 52 of 71

How to Configure PHP Session Handling on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure PHP Session Handling on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying configure php session handling on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure PHP Session Handling on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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Arch Linux — grafana — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — grafana — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202112-11 Related CVEs: CVE-2021-43815 CVE-2021-43813 CVE-2021-43798 CVE-2018-19039 CVE-2021-41244 CVE-2021-41174 CVE-2019-15043 Upstream summary: Type: directory traversal. Status: Fixed. Affected: 8.3.0-1. Fixed in: 8.3.1-1. Group: AVG-2609. Table of contents Symptom & Impact […]

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FreeBSD 13 — bacula — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — bacula — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bacula — Console ACL Bypass Related CVEs: CVE-2012-4430 Upstream summary: A security issue has been reported in Bacula, which can be exploited by malicious users to bypass certain security restrictions. […]

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How to Configure XFS on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure XFS on SLES 12

Introduction This tutorial covers How to Configure XFS on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper refresh && […]

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Oracle Linux 8 — gnome-software and fwupd security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — gnome-software and fwupd security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4436)

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4436 Related CVEs: CVE-2020-10759 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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Debian 11 — libdata-formvalidator-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libdata-formvalidator-perl — 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-2011-2201 Upstream summary: The Data::FormValidator module 4.66 and earlier for Perl, when untaint_all_constraints is enabled, does not properly preserve the taint attribute of data, which might allow remote […]

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Debian 11 — aircrack-ng — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — aircrack-ng — multiple vulnerabilities (6 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-2007-2057 CVE-2010-1159 CVE-2014-8321 CVE-2014-8322 CVE-2014-8323 CVE-2014-8324 Upstream summary: Stack-based buffer overflow in aircrack-ng airodump-ng 0.7 allows remote attackers to execute arbitrary code via crafted 802.11 authentication packets. Table […]

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