Logging Monitoring

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

FreeBSD 13 — ldapscripts — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ldapscripts — Command Line User Credentials Disclosure Related CVEs: CVE-2007-5373 Upstream summary: Ganael Laplanche reports: Up to now, each ldap* command was called with the -w parameter, which allows to […]

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Debian 11 — highlight.js — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — highlight.js — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-26237 Upstream summary: Highlight.js is a syntax highlighter written in JavaScript. Highlight.js versions before 9.18.2 and 10.1.2 are vulnerable to Prototype Pollution. A malicious HTML code block can […]

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

AlmaLinux 8 — xterm — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:0611 Related CVEs: CVE-2021-27135 Upstream summary: The xterm program is a terminal emulator for the X Window System. It provides DEC VT102 and Tektronix 4014 compatible terminals for programs that can't use […]

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

Debian 11 — jabref — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1000652 Upstream summary: JabRef version <=4.3.1 contains a XML External Entity (XXE) vulnerability in MsBibImporter XML Parser that can result in disclosure of confidential data, denial of service, […]

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

Debian 11 — minicom — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-7467 Upstream summary: A buffer overflow flaw was found in the way minicom before version 2.7.1 handled VT100 escape sequences. A malicious terminal device could potentially use this […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 3 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4575 CVE-2008-4639 CVE-2008-4640 CVE-2008-4641 CVE-2016-3822 CVE-2018-16554 CVE-2018-17088 CVE-2018-6612  +12 more Upstream summary: Buffer overflow in the DoCommand function in jhead before 2.84 might allow context-dependent attackers to cause […]

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How to Install Ruby on Rails on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Ruby on Rails on Debian 11

Introduction How to Install Ruby on Rails on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 11. […]

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Common Problems 120522

Debian 11: DNS resolution breaks after resolv.conf overwrite

🟠 High   ⏱ 5–30 min  Last verified: 3 July 2022 Affected versions: Debian 11 📖 ~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 & […]

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Ubuntu 18.04 — node-hosted-git-info — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — node-hosted-git-info — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5216-1 Related CVEs: CVE-2021-23362 Upstream summary: It was discovered that hosted-git-info incorrectly handled certain inputs. A remote attacker could use this to cause a denial of service. Table of contents […]

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CentOS Stream 9 — tcpdump — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — tcpdump — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 July 2022 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2024:2211 Related CVEs: CVE-2021-41043 Upstream summary: The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network […]

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