Common Problems

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2022-0129)

🟠 High   ⏱ 15–60 min  Last verified: 15 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-0129 Related CVEs: CVE-2022-22741 CVE-2022-22745 CVE-2022-22748 CVE-2022-22751 CVE-2022-22740 CVE-2022-22743 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 — openhpi — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — openhpi — 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-2022:2041 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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IBM AIX 7.3 — CVE-2005-3749 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2005-3749 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 15 January 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2005-3749, IBM Support Bulletin CVE: CVE-2005-3749 NVD summary: Unspecified "absolute path vulnerabilities" in the diagela command (diagela.sh) in IBM AIX 5.2 and 5.3 have unknown impact and attack vectors. References: secunia.com/advisories/17474   […]

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IBM AIX 7.1 — CVE-2021-20562 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2021-20562 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 14 January 2022 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2021-20562, IBM Support Bulletin CVE: CVE-2021-20562 NVD summary: IBM Sterling B2B Integrator Standard Edition 5.2.0.0 through 5.2.6.5_3 and 6.1.0.0 through 6.1.0.2 vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary […]

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Oracle Linux 8 — .NET Core 3.1 security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET Core 3.1 security and bugfix update (ELSA-2022-0827)

🟠 High   ⏱ 15–60 min  Last verified: 14 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-0827 Related CVEs: CVE-2022-24512 CVE-2020-8927 CVE-2022-24464 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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FreeBSD 13 — ja-trac — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ja-trac — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: trac — potential DOS vulnerability Related CVEs: CVE-2005-3980 CVE-2005-4065 CVE-2005-4305 Upstream summary: Trac development team reports: 0.11.2 is a new stable maintenance release. It contains several security fixes and everyone […]

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FreeBSD 13 — socat — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — socat — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: socat — diffie hellman parameter was not prime Related CVEs: CVE-2012-0219 CVE-2013-3571 CVE-2014-0019 Upstream summary: socat reports: In the OpenSSL address implementation the hard coded 1024 bit DH p parameter […]

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Common Problems 119101

Ubuntu 14.04 LTS PHP-FPM workers exhausted causing 502 Bad Gateway

🟠 High   ⏱ 5–30 min  Last verified: 14 January 2022 Affected versions: 14.04 📖 ~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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FreeBSD 13 — libbrotli — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libbrotli — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: brotli — buffer overflow Related CVEs: CVE-2016-1624 CVE-2016-1968 Upstream summary: Google Chrome Releases reports: [583607] High CVE-2016-1624: Buffer overflow in Brotli. Credit to lukezli. Mozilla Foundation reports: Security researcher Luke […]

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Common Problems 113400

Windows Server 2012 R2 — DNS Server service crashes after zone reload — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 14 January 2022 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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