Linux

Alpine Linux 3.18 — tmux — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — tmux — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.1c-r0 📖 ~4 min read  •  Source: Alpine secdb entry — tmux 3.1c-r0 Related CVEs: CVE-2020-27347 Upstream summary: Alpine main repository for vv3.18 ships tmux 3.1c-r0 which addresses CVE-2020-27347. Table of contents Symptom & Impact Environment […]

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How to Set Up Snapshots with LVM on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up Snapshots with LVM on Debian 12

Introduction Deploying set up snapshots with lvm on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure […]

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Amazon Linux 2023 — libtirpc — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — libtirpc — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2025-890 Related CVEs: CVE-2021-46828 Upstream summary: In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This […]

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

Debian 12 — supervisor — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-11610 CVE-2019-12105 Upstream summary: The XML-RPC server in supervisor before 3.0.1, 3.1.x before 3.1.4, 3.2.x before 3.2.4, and 3.3.x before 3.3.3 allows remote authenticated users to execute arbitrary […]

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

Debian 12 — man-db — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0620 CVE-2003-0645 CVE-2006-4250 CVE-2015-1336 Upstream summary: Multiple buffer overflows in man-db 2.4.1 and earlier, when installed setuid, allow local users to gain privileges via (1) MANDATORY_MANPATH, MANPATH_MAP, and […]

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Debian 12 — node-shelljs — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-shelljs — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-0144 Upstream summary: shelljs is vulnerable to Improper Privilege Management Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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

Debian 12 — mpop — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-8337 Upstream summary: In msmtp 1.8.2 and mpop 1.4.3, when tls_trust_file has its default configuration, certificate-verification results are not properly checked. Table of contents Symptom & Impact Environment […]

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Debian 12 — timidity — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — timidity — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-11546 CVE-2017-11547 CVE-2017-11549 Upstream summary: The insert_note_steps function in readmidi.c in TiMidity++ 2.14.0 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via […]

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Alpine Linux 3.18 — mutt — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — mutt — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.2.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — mutt 2.2.3-r0 Related CVEs: CVE-2022-1328 CVE-2021-3181 CVE-2020-28896 CVE-2020-14093 Upstream summary: Alpine community repository for vv3.18 ships mutt 2.2.3-r0 which addresses CVE-2022-1328. Table of contents Symptom […]

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