Security Hardening

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

Debian 12 — rbenv — 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-2017-1000047 Upstream summary: rbenv (all current versions) is vulnerable to Directory Traversal in the specification of Ruby version resulting in arbitrary code execution Table of contents Symptom & […]

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

Debian 11 — libstaroffice — 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-2017-9432 Upstream summary: Document Liberation Project libstaroffice before 2017-04-07 has an out-of-bounds write caused by a stack-based buffer overflow related to the DatabaseName::read function in lib/StarWriterStruct.cxx. Table of […]

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Debian 13 — libjs-jquery-file-upload — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libjs-jquery-file-upload — 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-2018-9206 Upstream summary: Unauthenticated arbitrary file upload vulnerability in Blueimp jQuery-File-Upload <= v9.22.0 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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

Debian 13 — ltris — 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-2005-0825 Upstream summary: Buffer overflow in LTris before 1.0.10 allows local users to execute arbitrary code via a crafted highscores file. Table of contents Symptom & Impact Environment […]

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Debian 12 — python-pysaml2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python-pysaml2 — multiple vulnerabilities (7 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-2016-10127 CVE-2016-10149 CVE-2017-1000246 CVE-2017-1000433 CVE-2020-5390 CVE-2021-21238 CVE-2021-21239 Upstream summary: PySAML2 allows remote attackers to conduct XML external entity (XXE) attacks via a crafted SAML XML request or response. […]

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Debian 11 — kodi — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — kodi — multiple vulnerabilities (6 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-2015-3885 CVE-2017-5982 CVE-2017-8314 CVE-2021-42917 CVE-2023-23082 CVE-2023-30207 Upstream summary: Integer overflow in the ljpeg_start function in dcraw 7.00 and earlier allows remote attackers to cause a denial of service […]

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Debian 11 — libmodule-signature-perl — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libmodule-signature-perl — multiple vulnerabilities (5 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-2013-2145 CVE-2015-3406 CVE-2015-3407 CVE-2015-3408 CVE-2015-3409 Upstream summary: The cpansign verify functionality in the Module::Signature module before 0.72 for Perl allows attackers to bypass the signature check and execute […]

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

Debian 13 — pyopenssl — 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-2013-4314 CVE-2018-1000807 CVE-2018-1000808 CVE-2026-27448 CVE-2026-27459 Upstream summary: The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative […]

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

Debian 12 — xdebug — 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-2015-10141 Upstream summary: An unauthenticated OS command injection vulnerability exists within Xdebug versions 2.5.5 and earlier, a PHP debugging extension developed by Derick Rethans. When remote debugging is […]

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

Debian 12 — postorius — 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-2021-40347 CVE-2026-44742 Upstream summary: An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5. An attacker (logged into any account) can send a crafted POST request […]

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CHAT