Linux

Debian 11 — libhtml-template-pro-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libhtml-template-pro-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-4616 Upstream summary: Cross-site scripting (XSS) vulnerability in the HTML-Template-Pro module before 0.9507 for Perl allows remote attackers to inject arbitrary web script or HTML via template parameters, […]

Read more
Debian 10 — neutron — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — neutron — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2022 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-40085 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
openSUSE Tumbleweed — python38-oauthlib — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python38-oauthlib — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:15100-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-36087 Upstream summary: OAuthLib is an implementation of the OAuth request-signing logic for Python 3.6+. In OAuthLib versions 3.1.1 until 3.2.1, an attacker providing malicious […]

Read more
Debian 11 — libslf4j-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libslf4j-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-8088 Upstream summary: org.slf4j.ext.EventData in the slf4j-ext module in QOS.CH SLF4J before 1.8.0-beta2 allows remote attackers to bypass intended access restrictions via crafted data. EventData in the slf4j-ext […]

Read more
How to Install and Configure iptables on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install and Configure iptables on Debian 9

Introduction Deploying install and configure iptables on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian […]

Read more
Debian 11 — crafty — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — crafty — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0612 Upstream summary: Multiple buffer overflows in main.c for Crafty 19.3 allow local users to gain group "games" privileges via long command line arguments to crafty.bin. Table of […]

Read more
Arch Linux — puppet — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — puppet — vulnerability — 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-202107-8 Related CVEs: CVE-2021-27021 Upstream summary: Type: privilege escalation. Status: Fixed. Affected: 6.22.1-1. Fixed in: 6.23.0-1. Group: AVG-2105. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

Read more
Debian 11 — cantata — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — cantata — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-12559 CVE-2018-12560 CVE-2018-12561 CVE-2018-12562 Upstream summary: An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. The mount target path check in mounter.cpp `mpOk()` is […]

Read more
Debian 11 — libsdl2-image — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libsdl2-image — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-12122 CVE-2017-14440 CVE-2017-14441 CVE-2017-14442 CVE-2017-14448 CVE-2017-14449 CVE-2017-14450 CVE-2017-2887  +12 more Upstream summary: An exploitable code execution vulnerability exists in the ILBM image rendering functionality of SDL2_image-2.0.2. A specially […]

Read more
Ubuntu 18.04 — libzstd — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libzstd — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 February 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4760-1 Related CVEs: CVE-2021-24031 CVE-2021-24032 CVE-2019-11922 Upstream summary: It was discovered that libzstd incorrectly handled file permissions. A local attacker could possibly use this issue to access certain files, contrary […]

Read more
CHAT