Operations

FreeBSD 13 — xdelta — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — xdelta — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 February 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xdelta3 — buffer overflow vulnerability Related CVEs: CVE-2014-9765 Upstream summary: Stepan Golosunov reports: Buffer overflow was found and fixed in xdelta3 binary diff tool that allows arbitrary code execution from […]

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

Debian 11 — roaraudio — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-3363 Upstream summary: roarify in roaraudio 0.3 places a zero-length directory name in the LD_LIBRARY_PATH, which allows local users to gain privileges via a Trojan horse shared library […]

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

AlmaLinux 8 — sbd — 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-2022:1901 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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How to Set the Hostname on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set the Hostname on FreeBSD 12

Introduction Deploying set the hostname on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base […]

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Debian 11 — python-django-registration — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-django-registration — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-21416 Upstream summary: django-registration is a user registration package for Django. The django-registration package provides tools for implementing user-account registration flows in the Django web framework. In django-registration […]

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

Debian 11 — unoconv — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-17400 Upstream summary: The unoconv package before 0.9 mishandles untrusted pathnames, leading to SSRF and local file inclusion. Table of contents Symptom & Impact Environment & Reproduction Root […]

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Debian 11 — slim — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — slim — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1756 CVE-2010-2945 CVE-2013-4412 Upstream summary: SLiM Simple Login Manager 1.3.0 places the X authority magic cookie (mcookie) on the command line when invoking xauth from (1) app.cpp and […]

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openSUSE Tumbleweed — tmux — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — tmux — multiple vulnerabilities (3 CVEs) — 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-2020:1834-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-27347 CVE-2022-47016 CVE-2018-19387 Upstream summary: In tmux before version 3.1c the function input_csi_dispatch_sgr_colon() in file input.c contained a stack-based buffer-overflow that can be exploited by […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 24 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-1058 CVE-2011-2716 CVE-2011-5325 CVE-2013-1813 CVE-2014-4607 CVE-2014-9645 CVE-2015-9261 CVE-2016-2147  +12 more Upstream summary: BusyBox 1.1.1 does not use a salt when generating passwords, which makes it easier for local […]

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How to Configure OpenVPN Server on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure OpenVPN Server on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up configure openvpn server on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully and the […]

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