March 2022 - Page 41 of 70

Ubuntu 20.04 — libnet-cidr-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libnet-cidr-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 March 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8110-1 Related CVEs: CVE-2021-4456 Upstream summary: Dave Rolsky discovered that Net-CIDR did not properly sanitize IP addresses. An attacker could possibly use this to bypass IP-based restrictions. Table of contents […]

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Staff Augmentation

What is Staff Augmentation?

In the dynamic landscape of today’s business environment, adaptability and agility are crucial for success. Staff Augmentation has emerged as a strategic solution, providing businesses with the flexibility to scale, innovate, and thrive. Join us in demystifying “What is Staff Augmentation?” as we explore the transformative impact of this approach on workforce dynamics.

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Oracle Linux 8 — ruby:2.6 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ruby:2.6 — vulnerability — patch and remediation guide (ELSA-2022-0543)

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-0543 Related CVEs: CVE-2021-32066 CVE-2021-31799 CVE-2021-41817 CVE-2020-36327 CVE-2021-41819 CVE-2021-31810 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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IBM AIX 7.3 — CVE-2021-29722 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2021-29722 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 14 March 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2021-29722, IBM Support Bulletin CVE: CVE-2021-29722 NVD summary: IBM Sterling Secure Proxy 6.0.1, 6.0.2, 2.4.3.2, and 3.4.3.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive […]

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AlmaLinux 8 — cairo — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — cairo — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:1961 Related CVEs: CVE-2020-35492 Upstream summary: Cairo is a 2D graphics library designed to provide high-quality display and print output. Pixman is a pixel manipulation library for the X Window System and […]

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How to Set Up a PXE Boot Server on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up a PXE Boot Server on RHEL 8

PXE (Preboot eXecution Environment) boot lets you install an operating system over the network without a physical USB drive or DVD. On RHEL 8 this capability is built from three cooperating services: a DHCP server that hands out IP addresses and points new clients to the boot server, a TFTP server that delivers the initial […]

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Oracle Linux 8 — 389-ds:1.4 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — 389-ds:1.4 — security and stability fixes — required update (ELSA-2021-2595)

🟡 Medium   ⏱ 10–30 min  Last verified: 13 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2595 Related CVEs: CVE-2021-3514 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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AlmaLinux 8 — conntrack-tools — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — conntrack-tools — 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-2020:1846 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 […]

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