Security Hardening

Debian 13 — ruby-bson — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ruby-bson — 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-2015-4410 Upstream summary: The Moped::BSON::ObjecId.legal? method in rubygem-moped before commit dd5a7c14b5d2e466f7875d079af71ad19774609b allows remote attackers to cause a denial of service (worker resource consumption) or perform a cross-site scripting (XSS) […]

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Debian 12 — okular — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — okular — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-2575 CVE-2018-1000801 CVE-2020-9359 Upstream summary: Heap-based buffer overflow in the RLE decompression functionality in the TranscribePalmImageToJPEG function in generators/plucker/inplug/image.cpp in Okular in KDE SC 4.3.0 through 4.5.0 allows […]

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

Debian 11 — imwheel — 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-2004-2698 Upstream summary: Race condition in IMWheel 1.0.0pre11 and earlier, when running with the -k option, allows local users to cause a denial of service (IMWheel crash) and […]

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Debian 13 — axis — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — axis — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-2353 CVE-2012-5784 CVE-2014-3596 CVE-2018-8032 CVE-2019-0227 CVE-2023-40743 CVE-2023-51441 Upstream summary: Apache Axis 1.0 allows remote attackers to obtain sensitive information by requesting a non-existent WSDL file, which reveals the […]

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

Debian 11 — cryptojs — 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-2023-46233 Upstream summary: crypto-js is a JavaScript library of crypto standards. Prior to version 4.2.0, crypto-js PBKDF2 is 1,000 times weaker than originally specified in 1993, and at […]

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

Debian 12 — policyd-weight — 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-2008-1569 CVE-2008-1570 Upstream summary: policyd-weight 0.1.14 beta-16 and earlier allows local users to modify or delete arbitrary files via a symlink attack on temporary files that are used […]

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

Debian 11 — node-browserify-sign — 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-2023-46234 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Debian 13 — python-marshmallow — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — python-marshmallow — multiple vulnerabilities (2 CVEs) — 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-2018-17175 CVE-2025-68480 Upstream summary: In the marshmallow library before 2.15.1 and 3.x before 3.0.0b9 for Python, the schema "only" option treats an empty list as implying no "only" […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-0459 CVE-2010-0634 CVE-2016-6354 CVE-2019-6293 Upstream summary: flex.skl in Will Estes and John Millaway Fast Lexical Analyzer Generator (flex) before 2.5.33 does not allocate enough memory for grammars containing […]

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