November 2021 - Page 54 of 64

Common Problems 117472

Ubuntu 20.04 LTS – initramfs drops to BusyBox with UUID not found – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 5 November 2021 Affected versions: Ubuntu 20.04 LTS 📖 ~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 […]

Read more
FreeBSD 13 — anubis — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — anubis — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: GNU Anubis buffer overflows and format string vulnerabilities Related CVEs: CVE-2004-0353 CVE-2004-0354 Upstream summary: Ulf Härnhammar discovered several vulnerabilities in GNU Anubis. Unsafe uses of `sscanf'. The `%s' format specifier […]

Read more
How to Use Windows PowerShell for Server Inventory on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Use Windows PowerShell for Server Inventory on Windows Server 2012 R2

How to Build PowerShell Script Modules on Windows Server 2012 R2 PowerShell script modules are the standard packaging mechanism for distributing reusable functions, workflows, and cmdlets within an organization. A script module is simply a .psm1 file — a PowerShell script that defines functions and controls which of them are exported for use by consumers […]

Read more
AlmaLinux 8 — tpm2-tools — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — tpm2-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 ALSA-2021:4413 Related CVEs: CVE-2021-3565 Upstream summary: The tpm2-tools packages add a set of utilities for management and utilization of Trusted Platform Module (TPM) 2.0 devices from user space. Security Fix(es): * tpm2-tools: […]

Read more
FreeBSD 13 — kde-runtime — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — kde-runtime — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: kde-runtime — kdesu: displayed command truncated by unicode string terminator Related CVEs: CVE-2013-7252 CVE-2014-8600 CVE-2016-7787 Upstream summary: Albert Aastals Cid reports: A maliciously crafted command line for kdesu can result […]

Read more
How to Configure DFS Replication for File Server Redundancy on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure DFS Replication for File Server Redundancy on Windows Server 2012 R2

How to Configure DFS Replication for File Server Redundancy on Windows Server 2012 R2 Distributed File System Replication (DFSR) is a built-in Windows Server 2012 R2 technology that provides multi-master, high-efficiency file replication between two or more servers. Unlike earlier FRS-based replication, DFSR uses the Remote Differential Compression (RDC) algorithm to replicate only changed portions […]

Read more
openSUSE Tumbleweed — flac — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — flac — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:0815-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-0561 CVE-2014-8962 CVE-2014-9028 CVE-2017-6888 Upstream summary: In append_to_verify_fifo_interleaved_ of stream_encoder.c, there is a possible out of bounds write due to a missing bounds check. This […]

Read more
Debian 11 — golang-github-gorilla-handlers — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-github-gorilla-handlers — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-20146 Upstream summary: Usage of the CORS handler may apply improper CORS headers, allowing the requester to explicitly control the value of the Access-Control-Allow-Origin header, which bypasses the […]

Read more
CHAT