Operations

Debian 11 — php-horde-mime-viewer — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — php-horde-mime-viewer — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-26874 Upstream summary: lib/Horde/Mime/Viewer/Ooo.php in Horde Mime_Viewer before 2.2.4 allows XSS via an OpenOffice document, leading to account takeover in Horde Groupware Webmail Edition. This occurs after XSLT […]

Read more
Ubuntu 14.04 — maven-shared-utils — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — maven-shared-utils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 February 2022 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6730-1 Related CVEs: CVE-2022-29599 Upstream summary: It was discovered that Apache Maven Shared Utils did not handle double-quoted strings properly, allowing shell injection attacks. This could allow an attacker to […]

Read more
Ubuntu 18.04 — libksba — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libksba — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 February 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5787-1 Related CVEs: CVE-2022-47629 CVE-2022-3515 Upstream summary: It was discovered that Libksba incorrectly handled parsing CRL signatures. A remote attacker could use this issue to cause Libksba to crash, resulting […]

Read more
openSUSE Tumbleweed — ruby2.7-rubygem-http — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ruby2.7-rubygem-http — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:2927-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-32740 Upstream summary: Addressable is an alternative implementation to the URI implementation that is part of Ruby's standard library. An uncontrolled resource consumption vulnerability exists […]

Read more
How to Use Bacula for Enterprise Backup on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Use Bacula for Enterprise Backup on RHEL 8

Bacula is a mature, enterprise-class open-source backup solution that supports tape libraries, disk-based storage, and remote clients across heterogeneous environments. Its client-server architecture separates the Director (job scheduler and catalog manager), Storage Daemon (tape or file I/O), and File Daemon (agent running on each backed-up host), allowing you to scale from a single server to […]

Read more
How to Configure FIPS 140-2 Mode on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure FIPS 140-2 Mode on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying configure fips 140-2 mode on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure FIPS 140-2 Mode on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

Read more
IBM AIX 7.3 — CVE-2022-35642 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2022-35642 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 24 February 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2022-35642, IBM Support Bulletin CVE: CVE-2022-35642 NVD summary: "IBM InfoSphere Information Server 11.7 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus […]

Read more
AlmaLinux 8 — watchdog — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — watchdog — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4379 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 […]

Read more
Oracle Linux 8 — kernel — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — security and stability fixes — required update (ELSA-2022-5819)

🟠 High   ⏱ 15–60 min  Last verified: 24 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5819 Related CVEs: CVE-2022-32250 CVE-2022-1012 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
CHAT