Common Problems

FreeBSD 12 — py311-wagtail — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py311-wagtail — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 May 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-wagtail — stored XSS vulnerability Related CVEs: CVE-2023-28836 CVE-2023-28837 Upstream summary: A stored cross-site scripting (XSS) vulnerability exists on ModelAdmin views within the Wagtail admin interface. A user with a […]

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Windows Server 2016 — KB5025234 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5025234 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5025234 • MSRC update-guide entry Related CVEs: CVE-2023-21554 CVE-2023-28219 CVE-2023-28220 CVE-2023-28232 CVE-2023-28250 CVE-2023-21769 CVE-2023-21729 CVE-2023-21727  +12 more Affected components: Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root […]

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Common Problems 111679

Windows Server 2022 — IIS Application Pool Stops Repeatedly with Rapid-Fail Protection — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2023 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Quick Checks Deep Diagnosis Primary Fix Verification Prevention & Hardening Symptom & Impact Web applications return 503 errors as worker processes crash and IIS disables the pool via rapid-fail […]

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FreeBSD 12 — rsyslog — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rsyslog — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 May 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rsyslog8 — heap buffer overflow on receiving TCP syslog Related CVEs: CVE-2014-3634 CVE-2022-24903 Upstream summary: Rainer Gerhards reports: Modules for TCP syslog reception have a heap buffer overflow when octet-counted […]

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Debian 11 — node-url-parse — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-url-parse — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 May 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-3774 CVE-2020-8124 CVE-2021-27515 CVE-2021-3664 CVE-2022-0512 CVE-2022-0639 CVE-2022-0686 CVE-2022-0691 Upstream summary: Incorrect parsing in url-parse <1.4.3 returns wrong hostname which leads to multiple vulnerabilities such as SSRF, Open Redirect, […]

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Alpine Linux 3.18 — antiword — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — antiword — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.37-r3 📖 ~4 min read  •  Source: Alpine secdb entry — antiword 0.37-r3 Related CVEs: CVE-2014-8123 Upstream summary: Alpine community repository for vv3.18 ships antiword 0.37-r3 which addresses CVE-2014-8123. Table of contents Symptom & Impact Environment […]

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FreeBSD 12 — mariadb106-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mariadb106-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 May 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MariaDB — Multiple vulnerabilities Related CVEs: CVE-2021-46669 CVE-2022-27376 CVE-2022-27377 CVE-2022-27378 CVE-2022-27379 CVE-2022-27380 CVE-2022-27381 CVE-2022-27382  +12 more Upstream summary: The MariaDB project reports: See linked CVE's for details. Table of contents […]

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Alpine Linux 3.18 — openjdk13 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — openjdk13 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 13.0.12_p4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — openjdk13 13.0.12_p4-r0 Related CVEs: CVE-2022-21540 CVE-2022-21541 CVE-2022-21549 CVE-2022-25647 CVE-2022-34169 CVE-2022-21426 CVE-2022-21434 CVE-2022-21443  +12 more Upstream summary: Alpine community repository for vv3.18 ships openjdk13 13.0.12_p4-r0 which […]

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FreeBSD 12 — libX — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libX — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 May 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: 11/libX11 multiple vulnerabilities Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: The X.Org project reports: CVE-2023-43785: out-of-bounds memory access in _XkbReadKeySyms() When libX11 is […]

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Common Problems 117484

Ubuntu 20.04 LTS Failed to Fetch Packages from Mirror

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 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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