Linux

Debian 11 — picocom — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — picocom — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-9059 Upstream summary: picocom before 2.0 has a command injection vulnerability in the 'send and receive file' command because the command line is executed by /bin/sh unsafely. Table […]

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Debian 11 — golang-github-emicklei-go-restful — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-github-emicklei-go-restful — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-1996 Upstream summary: Authorization Bypass Through User-Controlled Key in GitHub repository emicklei/go-restful prior to v3.8.0. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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SLES 12 — xscreensaver — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — xscreensaver — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 26 January 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:2641-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-34557 CVE-2015-8025 Upstream summary: XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in update_screen_layout() allows […]

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How to Install Jupyter Notebook on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Jupyter Notebook on RHEL 8

Jupyter Notebook is an interactive computing environment that lets you combine live code, equations, visualizations, and narrative text in a single document. On RHEL 8, the recommended approach is to install Jupyter inside a Python virtual environment to keep the system Python clean. This tutorial covers installation, password protection, systemd service setup, and configuring Nginx […]

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SLES 15 — rust1.65 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — rust1.65 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 January 2022 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:205-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-46176 Upstream summary: Cargo is a Rust package manager. The Rust Security Response WG was notified that Cargo did not perform SSH host key verification […]

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Arch Linux — djvulibre — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — djvulibre — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202105-18 Related CVEs: CVE-2021-3500 CVE-2021-32493 CVE-2021-32492 CVE-2021-32491 CVE-2021-32490 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 3.5.28-2. Fixed in: 3.5.28-3. Group: AVG-1899. Table of contents Symptom & Impact Environment […]

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Debian 11 — linux — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — linux — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0230 CVE-2005-3660 CVE-2007-3719 CVE-2008-2544 CVE-2008-4609 CVE-2010-4563 CVE-2010-5313 CVE-2010-5321  +12 more Upstream summary: TCP, when using a large Window Size, makes it easier for remote attackers to guess sequence […]

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How to Configure Buildah on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure Buildah on CentOS Stream 9

Introduction This tutorial demonstrates how to Configure Buildah on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default AppStream […]

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Oracle Linux 8 — .NET 6.0 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET 6.0 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-3582)

🟠 High   ⏱ 15–60 min  Last verified: 25 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3582 Related CVEs: CVE-2023-29331 CVE-2023-29337 CVE-2023-24936 CVE-2023-33128 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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