Common Problems

Debian 11 — jupyter-notebook — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — jupyter-notebook — multiple vulnerabilities (11 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-2018-19351 CVE-2018-19352 CVE-2018-21030 CVE-2018-8768 CVE-2019-10255 CVE-2019-9644 CVE-2020-26215 CVE-2021-32798  +3 more Upstream summary: Jupyter Notebook before 5.7.1 allows XSS via an untrusted notebook because nbconvert responses are considered to […]

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Debian 12 — ckeditor — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ckeditor — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-5191 CVE-2018-17960 CVE-2021-26271 CVE-2021-26272 CVE-2021-32808 CVE-2021-32809 CVE-2021-33829 CVE-2021-37695  +9 more Upstream summary: Cross-site scripting (XSS) vulnerability in the Preview plugin before 4.4.3 in CKEditor allows remote attackers to […]

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Debian 11 — facter — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — facter — multiple vulnerabilities (2 CVEs) — 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-2014-3248 CVE-2015-1426 Upstream summary: Untrusted search path vulnerability in Puppet Enterprise 2.8 before 2.8.7, Puppet before 2.7.26 and 3.x before 3.6.2, Facter 1.6.x and 2.x before 2.0.2, Hiera […]

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Debian 13 — lua-http — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — lua-http — 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-2023-4540 Upstream summary: Improper Handling of Exceptional Conditions vulnerability in Daurnimator lua-http library allows Excessive Allocation and a denial of service (DoS) attack to be executed by sending a […]

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

Debian 13 — cyborg — 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-2026-40213 CVE-2026-40214 Upstream summary: OpenStack Cyborg before 16.0.1 uses rule:allow (check_str='@') as the default policy for multiple API endpoints. This unconditionally authorizes any request carrying a valid Keystone […]

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Debian 11 — procmail — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — procmail — multiple vulnerabilities (2 CVEs) — 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-2014-3618 CVE-2017-16844 Upstream summary: Heap-based buffer overflow in formisc.c in formail in procmail 3.22 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary […]

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

Debian 12 — wv — 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-2004-0645 CVE-2006-4513 Upstream summary: Buffer overflow in the wvHandleDateTimePicture function in wv library (wvWare) 0.7.4 through 0.7.6 and 1.0.0 allows remote attackers to execute arbitrary code via a […]

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

Debian 12 — libmodule-scandeps-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-2024-10224 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 — teg — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — teg — 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-2006-1150 Upstream summary: Buffer overflow in Tenes Empanadas Graciela (TEG) 0.11.1, automatically appends an _ (underscore) to the end of duplicate nicknames, which allows remote attackers to cause […]

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Debian 13 — flask — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — flask — multiple vulnerabilities (5 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-2018-1000656 CVE-2019-1010083 CVE-2023-30861 CVE-2025-47278 CVE-2026-27205 Upstream summary: The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large […]

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