Debian

Debian 11 — node-postgres — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-postgres — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-16082 Upstream summary: A remote code execution vulnerability was found within the pg module when the remote database or query specifies a specially crafted column name. There are […]

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

Debian 11 — python-opcua — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-25304 Upstream summary: All versions of package opcua; all versions of package asyncua are vulnerable to Denial of Service (DoS) due to a missing limitation on the number […]

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Debian 11 — node-trim-newlines — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-trim-newlines — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-33623 Upstream summary: The trim-newlines package before 3.0.1 and 4.x before 4.0.1 for Node.js has an issue related to regular expression denial-of-service (ReDoS) for the .end() method. Table […]

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Initial Server Setup with Debian 11 — step-by-step Linux tutorial on Progressive Robot

Initial Server Setup with Debian 11

When you first create a new Debian 11 server, there are a few configuration steps that you should take early on as part of the basic setup. This will increase the security and usability of your server and will give you a solid foundation for subsequent actions. In this…

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

Debian 11 — librelp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1000140 Upstream summary: rsyslog librelp version 1.2.14 and earlier contains a Buffer Overflow vulnerability in the checking of x509 certificates from a peer that can result in Remote […]

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Debian 11 — scilab — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — scilab — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4983 CVE-2010-3378 CVE-2019-20005 CVE-2019-20006 CVE-2019-20007 CVE-2019-20198 CVE-2019-20199 CVE-2019-20200  +11 more Upstream summary: scilab-bin 4.1.2 allows local users to overwrite arbitrary files via a symlink attack on (a) /tmp/SciLink#####1, […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 1 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0548 CVE-2019-17544 CVE-2019-20433 CVE-2019-25051 Upstream summary: Multiple stack-based buffer overflows in the word-list-compress functionality in compress.c for Aspell allow local users to execute arbitrary code via a long […]

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Debian 11 — links2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — links2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-5925 CVE-2008-3329 CVE-2012-6709 CVE-2013-6050 CVE-2017-11114 Upstream summary: Links web browser 1.00pre12 and Elinks 0.9.2 with smbclient installed allows remote attackers to execute arbitrary code via shell metacharacters in […]

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Common Problems 120479

Debian 11 Network Interface Missing After Reboot

🟠 High   ⏱ 5–30 min  Last verified: 30 September 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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Debian 11 — fail2ban — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — fail2ban — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-4321 CVE-2009-0362 CVE-2009-5023 CVE-2012-5642 CVE-2013-2178 CVE-2013-7176 CVE-2013-7177 CVE-2021-32749 Upstream summary: fail2ban 0.8 and earlier does not properly parse sshd log files, which allows remote attackers to add arbitrary […]

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