Security Hardening

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-5042 Upstream summary: python-docutils allows insecure usage of temporary files Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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Debian 12 — python-fedora — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python-fedora — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-1002150 Upstream summary: python-fedora 0.8.0 and lower is vulnerable to an open redirect resulting in loss of CSRF protection Table of contents Symptom & Impact Environment & Reproduction […]

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Debian 12 — dns2tcp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — dns2tcp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-3910 Upstream summary: dns2tcp before 0.4.1 does not properly handle negative values in a certain length field in the input argument to the (1) dns_simple_decode or (2) dns_decode […]

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Debian 13 — waagent — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — waagent — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-0804 Upstream summary: An information disclosure vulnerability exists in the way Azure WaLinuxAgent creates swap files on resource disks, aka 'Azure Linux Agent Information Disclosure Vulnerability'. Table of contents […]

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Debian 13 — razor — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — razor — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2024 Upstream summary: Vipul Razor Agents (razor-agents) before 2.70 allows remote attackers to cause a denial of service via (1) certain "unusual HTML messages" or (2) "certain malformed […]

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

Debian 11 — fmtlib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1000052 Upstream summary: fmtlib version prior to version 4.1.0 (before commit 0555cea5fc0bf890afe0071a558e44625a34ba85) contains a Memory corruption (SIGSEGV), CWE-134 vulnerability in fmt::print() library function that can result in Denial […]

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

Debian 11 — manuskript — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-35196 Upstream summary: Manuskript through 0.12.0 allows remote attackers to execute arbitrary code via a crafted settings.pickle file in a project file, because there is insecure deserialization via […]

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Debian 12 — tinyxml — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — tinyxml — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-42260 CVE-2023-34194 Upstream summary: TinyXML through 2.6.2 has an infinite loop in TiXmlParsingData::Stamp in tinyxmlparser.cpp via the TIXML_UTF_LEAD_0 case. It can be triggered by a crafted XML message […]

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Debian 13 — ikiwiki-hosting — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ikiwiki-hosting — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-6047 Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in the site creation interface in ikiwiki-hosting before 0.20131025 allow remote attackers to inject arbitrary web script or HTML via […]

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