Security Hardening

Debian 13 — dietlibc — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — dietlibc — multiple vulnerabilities (3 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-2002-0391 CVE-2003-0028 CVE-2012-1577 Upstream summary: Integer overflow in xdr_array function in RPC servers for operating systems that use libc, glibc, or other code based on SunRPC including dietlibc, […]

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Debian 11 — uudeview — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — uudeview — 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-2004-0333 CVE-2004-2265 CVE-2008-2266 Upstream summary: Buffer overflow in the UUDeview package, as used in WinZip 6.2 through WinZip 8.1 SR-1, and possibly other packages, allows remote attackers to […]

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Debian 12 — webfs — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — webfs — multiple vulnerabilities (4 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-2003-0445 CVE-2003-0832 CVE-2003-0833 CVE-2013-0347 Upstream summary: Buffer overflow in webfs before 1.17.1 allows remote attackers to execute arbitrary code via an HTTP request with a long Request-URI. Table […]

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Debian 12 — vega.js — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — vega.js — 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-2023-26486 CVE-2023-26487 CVE-2025-25304 CVE-2025-26619 CVE-2025-27793 CVE-2025-59840 CVE-2025-65110 CVE-2025-66648 Upstream summary: Vega is a visualization grammar, a declarative format for creating, saving, and sharing interactive visualization designs. The Vega […]

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Debian 11 — horizon-eda — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — horizon-eda — 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-2021-21897 Upstream summary: A code execution vulnerability exists in the DL_Dxf::handleLWPolylineData functionality of Ribbonsoft dxflib 3.17.0. A specially-crafted .dxf file can lead to a heap buffer overflow. An […]

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Debian 11 — unrar-nonfree — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — unrar-nonfree — multiple vulnerabilities (13 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-2007-0855 CVE-2007-3726 CVE-2012-6706 CVE-2017-12938 CVE-2017-12940 CVE-2017-12941 CVE-2017-12942 CVE-2017-20006  +5 more Upstream summary: Stack-based buffer overflow in RARLabs Unrar, as packaged in WinRAR and possibly other products, allows user-assisted […]

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Debian 12 — rust-linked-hash-map — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — rust-linked-hash-map — 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-2020-25573 Upstream summary: An issue was discovered in the linked-hash-map crate before 0.5.3 for Rust. It creates an uninitialized NonNull pointer, which violates a non-null constraint. Table of […]

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Debian 12 — audiofile — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — audiofile — multiple vulnerabilities (20 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-2008-5824 CVE-2015-7747 CVE-2017-6827 CVE-2017-6828 CVE-2017-6829 CVE-2017-6830 CVE-2017-6831 CVE-2017-6832  +12 more Upstream summary: Heap-based buffer overflow in msadpcm.c in libaudiofile in audiofile 0.2.6 allows context-dependent attackers to cause a […]

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Debian 9 — openldap — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — openldap — 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-2020-12243 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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