Common Problems

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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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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