Security Hardening

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

Debian 11 — wml — 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-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 11 — ruby-doorkeeper — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ruby-doorkeeper — 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-2016-6582 CVE-2018-1000088 CVE-2018-1000211 CVE-2020-10187 CVE-2023-34246 Upstream summary: The Doorkeeper gem before 4.2.0 for Ruby might allow remote attackers to conduct replay attacks or revoke arbitrary tokens by leveraging […]

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

Debian 11 — mm — 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-2002-0658 Upstream summary: OSSP mm library (libmm) before 1.2.0 allows the local Apache user to gain privileges via temporary files, possibly via a symbolic link attack. Table of […]

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

Debian 13 — samtools — 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-2026-31972 CVE-2026-31973 Upstream summary: SAMtools is a program for reading, manipulating and writing bioinformatics file formats. The `mpileup` command outputs DNA sequences that have been aligned against a […]

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

Debian 11 — logilab-common — 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-2014-1838 CVE-2014-1839 Upstream summary: The (1) extract_keys_from_pdf and (2) fill_pdf functions in pdf_ext.py in logilab-commons before 0.61.0 allows local users to overwrite arbitrary files and possibly have other […]

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

Debian 12 — fvwm — 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-2003-1308 CVE-2006-5969 Upstream summary: CRLF injection vulnerability in fvwm-menu-directory for fvwm 2.5.x before 2.5.10 and 2.4.x before 2.4.18 allows local users to execute arbitrary commands via carriage returns […]

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Debian 12 — rust-buffered-reader — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — rust-buffered-reader — 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-2023-53161 Upstream summary: The buffered-reader crate before 1.1.5 for Rust allows out-of-bounds array access and a panic. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — wildmidi — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — wildmidi — 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-2017-1000418 CVE-2017-11661 CVE-2017-11662 CVE-2017-11663 CVE-2017-11664 Upstream summary: The WildMidi_Open function in WildMIDI since commit d8a466829c67cacbb1700beded25c448d99514e5 allows remote attackers to cause a denial of service (heap-based buffer overflow and […]

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

Debian 11 — tmate — 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-2026-4751 Upstream summary: NULL Pointer Dereference vulnerability in tmate-io tmate.This issue affects tmate: before 2.4.0. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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

Debian 11 — btrbk — 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-2021-38173 Upstream summary: Btrbk before 0.31.2 allows command execution because of the mishandling of remote hosts filtering SSH commands using ssh_filter_btrbk.sh in authorized_keys. Table of contents Symptom & […]

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