chris

Common Problems 116103

Postfix Mail Queue Stuck on Ubuntu 26.04 LTS

🟠 High   ⏱ 5–30 min  Last verified: 6 May 2026 Affected versions: 26.04 📖 ~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 & Cross-Refs […]

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NetBSD 10.0 — py-OpenSSL — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — py-OpenSSL — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2018-1000807 CVE-2026-27448 CVE-2026-27459 CVE-2018-1000808 Upstream summary: pkgsrc audit-packages flagged py{27,34,35,36,37,38}-OpenSSL<17.5.0 for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-1000807 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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Common Problems 115940

Ubuntu 26.04 LTS Boot Drops to BusyBox initramfs Shell

🔴 Critical   ⏱ 5–30 min  Last verified: 6 May 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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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AlmaLinux 10 — crun — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — crun — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:6622 Related CVEs: CVE-2026-30892 Upstream summary: crun is a OCI runtime Security Fix(es): * crun: crun: Privilege escalation due to incorrect parsing of the `–user` option (CVE-2026-30892) For more details about the […]

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FreeBSD 15 — ruby19-gems — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — ruby19-gems — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ruby-gems — Algorithmic Complexity Vulnerability Related CVEs: CVE-2013-4287 CVE-2013-4363 Upstream summary: Ruby Gem developers report: The patch for CVE-2013-4363 was insufficiently verified so the combined regular expression for verifying gem […]

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FreeBSD 12 — mariadb1011-client — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mariadb1011-client — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MariaDB — Multiple vulnerabilities Related CVEs: CVE-2026-44168 CVE-2026-44169 CVE-2026-44170 CVE-2026-44171 CVE-2026-44172 CVE-2026-44173 Upstream summary: The MariaDB project reports: See linked CVE's for details. Table of contents Symptom & Impact Environment […]

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FreeBSD 15 — gitolite — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — gitolite — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gitolite — path traversal vulnerability Related CVEs: CVE-2012-4506 Upstream summary: Sitaram Chamarty reports: I'm sorry to say there is a potential path traversal vulnerability in v3. Thanks to Stephane Chazelas […]

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Amazon Linux 2023 — python-setuptools — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — python-setuptools — multiple vulnerabilities (3 CVEs) — 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 ALAS2023-2025-1005 Related CVEs: CVE-2025-47273 CVE-2024-6345 CVE-2022-40897 Upstream summary: setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. A path traversal vulnerability in `PackageIndex` […]

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Amazon Linux 2023 — redis6 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — redis6 — multiple vulnerabilities (20 CVEs) — 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 ALAS2023-2025-1222 Related CVEs: CVE-2025-46817 CVE-2025-46818 CVE-2025-46819 CVE-2025-49844 CVE-2025-32023 CVE-2025-48367 CVE-2025-21605 CVE-2024-46981  +12 more Upstream summary: Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below […]

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FreeBSD 15 — php5-openssl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — php5-openssl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php5 — multiple vulnerabilities Related CVEs: CVE-2015-6831 CVE-2015-6832 CVE-2015-6833 Upstream summary: The PHP project reports: Core: Fixed bug #69793 (Remotely triggerable stack exhaustion via recursive method calls). Fixed bug #70121 […]

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