Security Hardening

Debian 11 — python-idna — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-idna — 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-2024-3651 Upstream summary: A vulnerability was identified in the kjd/idna library, specifically within the `idna.encode()` function, affecting version 3.6. The issue arises from the function's handling of crafted […]

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Debian 12 — hugin — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — hugin — multiple vulnerabilities (5 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-2007-5200 CVE-2024-25442 CVE-2024-25443 CVE-2024-25445 CVE-2024-25446 Upstream summary: hugin, as used on various operating systems including SUSE openSUSE 10.2 and 10.3, allows local users to overwrite arbitrary files via […]

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

Debian 9 — sharutils — 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-2018-1000097 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 — rauc — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rauc — 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-2020-25860 CVE-2026-34155 Upstream summary: The install.c module in the Pengutronix RAUC update client prior to version 1.5 has a Time-of-Check Time-of-Use vulnerability, where signature verification on an update […]

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Debian 11 — vte2.91 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — vte2.91 — 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-2024-37535 Upstream summary: GNOME VTE before 0.76.3 allows an attacker to cause a denial of service (memory consumption) via a window resize escape sequence, a related issue to […]

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Debian 11 — golang-github-containernetworking-plugins — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-github-containernetworking-plugins — 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-2020-10749 Upstream summary: A vulnerability was found in all versions of containernetworking/plugins before version 0.8.6, that allows malicious containers in Kubernetes clusters to perform man-in-the-middle (MitM) attacks. A […]

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Debian 11 — gnome-settings-daemon — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gnome-settings-daemon — 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-2024-38394 Upstream summary: Mismatches in interpreting USB authorization policy between GNOME Settings Daemon (GSD) through 46.0 and the Linux kernel's underlying device matching logic allow a physically proximate […]

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

Debian 13 — fastd — 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-2020-27638 CVE-2025-24356 Upstream summary: receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code. Table of contents Symptom & […]

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

Debian 12 — haveged — 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-2026-41054 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 — libchdr — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libchdr — 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-2025-14369 Upstream summary: dr_flac, an audio decoder within the dr_libs toolset, contains an integer overflow vulnerability flaw due to trusting the totalPCMFrameCount field from FLAC metadata before calculating buffer […]

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CHAT