Fix Prevention

Debian 13 — prometheus-blackbox-exporter — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — prometheus-blackbox-exporter — 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-2020-16248 CVE-2023-26735 Upstream summary: Prometheus Blackbox Exporter through 0.17.0 allows /probe?target= SSRF. NOTE: follow-on discussion suggests that this might plausibly be interpreted as both intended functionality and also […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1001 CVE-2005-4890 CVE-2006-1174 CVE-2006-1376 CVE-2006-1844 CVE-2006-3378 CVE-2007-5686 CVE-2008-5394  +11 more Upstream summary: Unknown vulnerability in the passwd_check function in Shadow 4.0.4.1, and possibly other versions before 4.0.5, allows […]

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Debian 13 — gi-docgen — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — gi-docgen — 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-2025-11687 Upstream summary: A flaw was found in the gi-docgen. This vulnerability allows arbitrary JavaScript execution in the context of the page — enabling DOM access, session cookie theft […]

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Debian 13 — golang-v2ray-core — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — golang-v2ray-core — 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-2021-4070 Upstream summary: Off-by-one Error in GitHub repository v2fly/v2ray-core prior to 4.44.0. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

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Debian 13 — md4c — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — md4c — 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-2020-26148 CVE-2021-30027 Upstream summary: md_push_block_bytes in md4c.c in md4c 0.4.5 allows attackers to trigger use of uninitialized memory, and cause a denial of service (e.g., assertion failure) via […]

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Debian 12 — node-opencv — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-opencv — 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-2019-10061 Upstream summary: utils/find-opencv.js in node-opencv (aka OpenCV bindings for Node.js) prior to 6.1.0 is vulnerable to Command Injection. It does not validate user input allowing attackers to […]

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Debian 11 — golang-github-buger-jsonparser — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-github-buger-jsonparser — multiple vulnerabilities (3 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-2020-10675 CVE-2020-35381 CVE-2026-32285 Upstream summary: The Library API in buger jsonparser through 2019-12-04 allows attackers to cause a denial of service (infinite loop) via a Delete call. Table […]

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Debian 13 — python-mkdocs — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — python-mkdocs — 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-2021-40978 Upstream summary: The mkdocs 1.2.2 built-in dev-server allows directory traversal using the port 8000, enabling remote exploitation to obtain :sensitive information. NOTE: the vendor has disputed this as […]

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Debian 12 — libpar-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libpar-perl — 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-2011-5060 Upstream summary: The par_mktmpdir function in the PAR module before 1.003 for Perl creates temporary files in a directory with a predictable name without verifying ownership and […]

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

Debian 13 — bsd-mailx — 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-2004-2771 CVE-2014-7844 Upstream summary: The expand function in fio.c in Heirloom mailx 12.5 and earlier and BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands […]

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