Fix Prevention

Amazon Linux 2 — libndp — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libndp — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2024-2571 Related CVEs: CVE-2024-5564 Upstream summary: A vulnerability was found in libndp. A buffer overflow in NetworkManager that can be triggered by sending a malformed IPv6 router advertisement packet via […]

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Alpine Linux 3.20 — xkbcomp — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — xkbcomp — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.5.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — xkbcomp 1.5.0-r0 Related CVEs: CVE-2018-15853 CVE-2018-15859 CVE-2018-15861 CVE-2018-15863 Upstream summary: Alpine main repository for vv3.20 ships xkbcomp 1.5.0-r0 which addresses CVE-2018-15853. Table of contents Symptom […]

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Debian 11 — golang-gopkg-pg.v5 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-gopkg-pg.v5 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 May 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-44905 Upstream summary: go-pg pg v10.13.0 was discovered to contain a SQL injection vulnerability via the component /types/append_value.go. Table of contents Symptom & Impact Environment & Reproduction Root […]

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Ubuntu 20.04 — aom — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — aom — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 May 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7397-1 Related CVEs: CVE-2024-5171 CVE-2020-36130 CVE-2020-36131 CVE-2020-36133 CVE-2020-36135 CVE-2021-30473 CVE-2021-30474 CVE-2021-30475 Upstream summary: Xiantong Hou discovered that AOM did not properly handle certain malformed media files. If an application using […]

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Alpine Linux 3.20 — tailscale — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — tailscale — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.66.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — tailscale 1.66.1-r0 Related CVEs: CVE-????-????? CVE-2022-41924 CVE-2022-41925 Upstream summary: Alpine community repository for vv3.20 ships tailscale 1.66.1-r0 which addresses CVE-????-?????. Table of contents Symptom & […]

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Common Problems 114136

RHEL 10 – dnf-automatic timer not running unattended security updates – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 30 May 2025 Affected versions: RHEL 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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openSUSE Tumbleweed — ruby3.3-rubygem-rack — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ruby3.3-rubygem-rack — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14811-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-25126 CVE-2024-26141 CVE-2024-26146 Upstream summary: Rack is a modular Ruby web server interface. Carefully crafted content type headers can cause Rack's media type parser to […]

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openSUSE Leap 15.6 — ghc-pandoc — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — ghc-pandoc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:02037-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-38526 Upstream summary: pdoc provides API Documentation for Python Projects. Documentation generated with `pdoc –math` linked to JavaScript files from polyfill[.]io. The polyfill[.]io CDN […]

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Ubuntu 24.04 — xz-utils — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — xz-utils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 May 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7414-1 Related CVEs: CVE-2025-31115 Upstream summary: Harri K. Koskinen discovered that XZ Utils incorrectly handled the threaded xz decoder. If a user or automated system were tricked into processing an […]

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NetBSD 9.4 — php-roundcube — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — php-roundcube — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2016-9920 CVE-2015-5381 CVE-2020-12641 CVE-2025-49113 CVE-2016-4069 CVE-2016-4552 CVE-2017-6820 CVE-2015-8864  +12 more Upstream summary: pkgsrc audit-packages flagged php{56,70,71}-roundcube<1.1.5 for vulnerability class 'arbitrary-code-execution'. Reference: https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-9920 Table of contents Symptom & Impact Environment […]

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