Common Problems

Arch Linux — 389-ds-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — 389-ds-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202107-72 Related CVEs: CVE-2021-3652 CVE-2021-3514 Upstream summary: Type: multiple issues. Status: Fixed. Affected: 2.0.3-2. Fixed in: 2.0.7-1. Group: AVG-2206. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 13 — py27-pycrypto — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py27-pycrypto — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pycrypto — PRNG reseed race condition Related CVEs: CVE-2013-1445 Upstream summary: Dwayne Litzenberger reports: In PyCrypto before v2.6.1, the Crypto.Random pseudo-random number generator (PRNG) exhibits a race condition that may […]

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FreeBSD 13 — rkhunter — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — rkhunter — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rkhunter — insecure temporary file creation Related CVEs: CVE-2005-1270 Upstream summary: Gentoo reports: Sune Kloppenborg Jeppesen and Tavis Ormandy of the Gentoo Linux Security Team have reported that the check_update.sh […]

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VMware ESXi 6.7 — log4j — multiple ESXi vulnerabilities (3 CVEs) — VIB / vLCM patch and remediation guide — diagnosis and fix on VMware ESXi 6.7

VMware ESXi 6.7 — log4j — multiple ESXi vulnerabilities (3 CVEs) — VIB / vLCM patch and remediation guide

🔴 Critical   ⏱ 30–120 min  Last verified: 25 May 2026 Affected versions: VMware ESXi 6.7 📖 ~4 min read  •  Source: VMware advisory VMSA-2021-0028 Related CVEs: CVE-2021-44228 CVE-2021-45046 CVE-2021-45105 Fixed image profile / build: ESXi670-202111101-SG Upstream summary: ESXi ships Apache log4j inside several Java-based services; Log4Shell (CVE-2021-44228) requires either patching or applying the documented […]

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FreeBSD 13 — mysql55-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mysql55-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — multiple vulnerabilities Related CVEs: CVE-2015-3194 CVE-2015-4792 CVE-2015-4802 CVE-2015-4807 CVE-2015-4815 CVE-2015-4826 CVE-2015-4830 CVE-2015-4836  +12 more Upstream summary: Oracle reports: Please reference CVE/URL list for details Not all listed CVE's […]

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Oracle Linux 8 — mariadb:10.5 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mariadb:10.5 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-1557)

🟡 Medium   ⏱ 10–30 min  Last verified: 20 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1557 Related CVEs: CVE-2021-35604 CVE-2021-2154 CVE-2021-46666 CVE-2021-2166 CVE-2021-2389 CVE-2021-46657 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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AlmaLinux 8 — sblim-cmpi-base — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — sblim-cmpi-base — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:1750 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Common Problems 118127

Ubuntu 18.04 Failed Cloud-Init Networking on Cloned VM Templates

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2021 📖 ~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 References & Further […]

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IBM AIX 7.2 — CVE-2020-4591 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2020-4591 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 10–30 min  Last verified: 20 May 2021 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2020-4591, IBM Support Bulletin CVE: CVE-2020-4591 NVD summary: IBM Spectrum Protect Server 8.1.0.000 through 8.1.10.000 could disclose sensitive information in nondefault settings due to occasionally not encrypting the second chunk of an […]

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FreeBSD 13 — diablo-jre — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — diablo-jre — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: jdk/jre — Security Vulnerability With Java Plugin Related CVEs: CVE-2004-1029 Upstream summary: The Sun Java Plugin capability in Java 2 Runtime Environment (JRE) 1.4.2_01, 1.4.2_04, and possibly earlier versions, does […]

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