Common Problems

Debian 11 — bind9 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — bind9 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0034 CVE-2006-0987 CVE-2006-2073 CVE-2006-4095 CVE-2006-4096 CVE-2007-0493 CVE-2007-0494 CVE-2007-2241  +12 more Upstream summary: An "incorrect assumption" in the authvalidated validator function in BIND 9.3.0, when DNSSEC is enabled, allows […]

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AlmaLinux 8 — lldb — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — lldb — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4743 Related CVEs: CVE-2021-42574 Upstream summary: LLVM Toolset provides the LLVM compiler infrastructure framework, the Clang compiler for the C and C++ languages, the LLDB debugger, and related tools for code analysis. […]

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Arch Linux — flatpak — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — flatpak — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202101-40 Related CVEs: CVE-2021-21261 CVE-2019-5736 CVE-2021-21381 Upstream summary: Type: sandbox escape. Status: Fixed. Affected: 1.9.2-1. Fixed in: 1.10.0-1. Group: AVG-1454. Table of contents Symptom & Impact Environment & Reproduction Root […]

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Oracle Linux 8 — xorg-x11-server and xorg-x11-server-Xwayland — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — xorg-x11-server and xorg-x11-server-Xwayland — security and stability fixes — required update (ELSA-2022-7583)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7583 Related CVEs: CVE-2022-2320 CVE-2022-2319 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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IBM AIX 7.3 — CVE-1999-0064 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-0064 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-0064, IBM PSIRT advisory page CVE: CVE-1999-0064 NVD summary: Buffer overflow in AIX lquerylv program gives root access to local users. References: marc.info/?l=bugtraq&m=87602167418428&w=2   marc.info/?l=bugtraq&m=87602167418428&w=2 Table of contents Symptom & Impact Environment […]

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Common Problems 118067

Ubuntu 18.04 MySQL Service Crash Loop from InnoDB Corruption

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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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FreeBSD 13 — xemacs-devel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — xemacs-devel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: emacs — movemail format string vulnerability Related CVEs: CVE-2005-0100 Upstream summary: Max Vozeler discovered several format string vulnerabilities in the movemail utility of Emacs. They can be exploited when connecting […]

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Common Problems 117635

Ubuntu 20.04 LTS – Python virtualenv jobs fail after system Python package changes – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Ubuntu 20.04 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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FreeBSD 12 — exiv — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — exiv — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: exiv2 — Denial-of-service Related CVEs: CVE-2021-29457 CVE-2021-29458 CVE-2021-29463 CVE-2021-29464 CVE-2021-29470 CVE-2021-29473 CVE-2021-29623 CVE-2021-32617  +5 more Upstream summary: Kevin Backhouse reports: A denial-of-service was found in Exiv2 version v0.28.5: a quadratic […]

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Debian 11 — lib3ds — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — lib3ds — 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-2010-0280 Upstream summary: Array index error in Jan Eric Kyprianidis lib3ds 1.x, as used in Google SketchUp 7.x before 7.1 M2, allows remote attackers to cause a denial […]

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