IT, Cloud & DevOps Blog

Debian 12 — pure-ftpd — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — pure-ftpd — multiple vulnerabilities (8 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-2004-0656 CVE-2011-0418 CVE-2011-1575 CVE-2019-20176 CVE-2020-9274 CVE-2020-9365 CVE-2021-40524 CVE-2024-48208 Upstream summary: The accept_client function in PureFTPd 1.0.18 and earlier allows remote attackers to cause a denial of service by […]

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

Debian 11 — juce — 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-2021-23520 CVE-2021-23521 Upstream summary: The package juce-framework/juce before 6.1.5 are vulnerable to Arbitrary File Write via Archive Extraction (Zip Slip) via the ZipFile::uncompressEntry function in juce_ZipFile.cpp. This vulnerability […]

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Debian 9 — ldap-account-manager — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — ldap-account-manager — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-8763 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 — libsdl2-ttf — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libsdl2-ttf — 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-2022-27470 Upstream summary: SDL_ttf v2.0.18 and below was discovered to contain an arbitrary memory write via the function TTF_RenderText_Solid(). This vulnerability is triggered via a crafted TTF file. Table […]

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Debian 11 — libhibernate-validator4-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libhibernate-validator4-java — 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-2025-35036 Upstream summary: Hibernate Validator before 6.2.0 and 7.0.0, by default and depending how it is used, may interpolate user-supplied input in a constraint violation message with Expression […]

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

Debian 13 — wml — 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-2008-0665 CVE-2008-0666 Upstream summary: wml_backend/p1_ipp/ipp.src in Website META Language (WML) 2.0.11 allows local users to overwrite arbitrary files via a symlink attack on the ipp.$$.tmp temporary file. Table […]

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Debian 13 — libass — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libass — multiple vulnerabilities (6 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-2016-7969 CVE-2016-7970 CVE-2016-7972 CVE-2020-24994 CVE-2020-26682 CVE-2020-36430 Upstream summary: The wrap_lines_smart function in ass_render.c in libass before 0.13.4 allows remote attackers to cause a denial of service (out-of-bounds read) […]

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

Debian 12 — simpleproxy — 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-2005-1857 Upstream summary: Format string vulnerability in simpleproxy before 3.4 allows remote malicious HTTP proxies to execute arbitrary code via format string specifiers in a reply. Table of […]

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

Debian 13 — pimd — 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-2011-0007 Upstream summary: pimd 2.1.5 and possibly earlier versions allows user-assisted local users to overwrite arbitrary files via a symlink attack on (1) pimd.dump when a USR1 signal […]

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