Logging Monitoring

IBM AIX 7.3 — CVE-2007-1223 — denial of service — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2007-1223 — denial of service — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 16 March 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2007-1223, IBM PSIRT advisory page CVE: CVE-2007-1223 NVD summary: Unspecified vulnerability in Hitachi OSAS/FT/W before 20070223 allows attackers to cause a denial of service (responder control processing halt) by sending "data unexpectedly […]

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Common Problems 114936

RHEL 8 journalctl Missing Historical Logs After Reboot

🟡 Medium   ⏱ 5–30 min  Last verified: 16 March 2023 📖 ~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 — py311-treq — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py311-treq — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 March 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-treq — sensitive information leak vulnerability Related CVEs: CVE-2022-23607 Upstream summary: Treq's request methods (`treq.get`, `treq.post`, `HTTPClient.request`, `HTTPClient.get`, etc.) accept cookies as a dictionary. Such cookies are not bound to […]

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Alpine Linux edge — syslog-ng — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — syslog-ng — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.38.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — syslog-ng 3.38.1-r0 Related CVEs: CVE-2022-38725 Upstream summary: Alpine main repository for vedge ships syslog-ng 3.38.1-r0 which addresses CVE-2022-38725. Table of contents Symptom & Impact Environment […]

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FreeBSD 13 — py37-cryptography — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py37-cryptography — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 March 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-cryptography — includes a vulnerable copy of OpenSSL Related CVEs: CVE-2018-10903 CVE-2023-0286 CVE-2023-23931 Upstream summary: pyca/cryptography's wheels include a statically linked copy of OpenSSL. The versions of OpenSSL included in […]

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How to Install Jenkins on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Jenkins on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up install jenkins on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and the resulting […]

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Common Problems 111884

Windows Server 2022 — Hyper-V performance counters disappear after cumulative update — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 16 March 2023 Affected versions: Windows Server 2022 📖 ~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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Windows Server 2022 — KB5026415 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5026415 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5026415 • MSRC update-guide entry Related CVEs: CVE-2023-28283 CVE-2023-24941 CVE-2023-24903 CVE-2023-24943 CVE-2023-29325 CVE-2023-28251 CVE-2023-24939 CVE-2023-24900  +5 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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FreeBSD 12 — pixman — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — pixman — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 March 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pixman — heap overflow Related CVEs: CVE-2022-44638 Upstream summary: Pixman reports: for release 0.42.2 Avoid integer overflow leading to out-of-bounds write Table of contents Symptom & Impact Environment & Reproduction […]

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FreeBSD 12 — py37-ipython — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py37-ipython — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 March 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ipython — Execution with Unnecessary Privileges Related CVEs: CVE-2022-21699 Upstream summary: IPython project reports: IPython 8.0.1, 7.31.1 and 5.11 are security releases that change some default values in order to […]

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