Common Problems

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

Oracle Linux 8 — samba — vulnerability — patch and remediation guide (ELSA-2021-4058)

🟡 Medium   ⏱ 10–30 min  Last verified: 19 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4058 Related CVEs: CVE-2021-20254 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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

FreeBSD 12 — linux-flashplayer — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 April 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Flash Player — arbitrary code execution Related CVEs: CVE-2017-11213 CVE-2017-11215 CVE-2017-11225 CVE-2017-11281 CVE-2017-11282 CVE-2017-11292 CVE-2017-2925 CVE-2017-2926  +12 more Upstream summary: Adobe reports: This update resolves a NULL pointer dereference vulnerability […]

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Oracle Linux 8 — SAN boot may fail when using an Emulex 32GB FC Adapter — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — SAN boot may fail when using an Emulex 32GB FC Adapter

🟠 High   ⏱ 5–30 min  Last verified: 18 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 31898488 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 […]

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FreeBSD 13 — syslog-ng — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — syslog-ng — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: syslog-ng2 — startup directory leakage in the chroot environment Related CVEs: CVE-2008-5110 Upstream summary: Florian Grandel reports: I have not had the time to analyze all of syslog-ng code. But […]

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AlmaLinux 8 — libcmis — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libcmis — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2020:4628 Related CVEs: CVE-2020-12802 CVE-2020-12803 Upstream summary: LibreOffice is an open source, community-developed office productivity suite. It includes key desktop applications, such as a word processor, a spreadsheet, a presentation manager, a […]

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Common Problems 113452

Windows Server 2012 R2 Storage Deduplication Jobs Saturating CPU and Starving Workloads – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 18 April 2021 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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FreeBSD 13 — aide — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — aide — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: aide — heap-based buffer overflow Related CVEs: CVE-2021-45417 Upstream summary: David Bouman reports: AIDE before 0.17.4 allows local users to obtain root privileges via crafted file metadata (such as XFS […]

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FreeBSD 13 — py311-tuf — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

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

🟢 Low   ⏱ 5–15 min  Last verified: 18 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: The Update Framwork — path traversal vulnerability Related CVEs: CVE-2021-41131 Upstream summary: NVD reports: python-tuf is a Python reference implementation of The Update Framework (TUF). In both clients (`tuf/client` and […]

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FreeBSD 12 — py38-pillow — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py38-pillow — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 April 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Pillow — Regular Expression Denial of Service (ReDoS) Related CVEs: CVE-2019-19911 CVE-2020-5310 CVE-2020-5311 CVE-2020-5312 CVE-2020-5313 CVE-2021-23437 CVE-2021-25288 CVE-2021-28675  +3 more Upstream summary: GitHub Advisory Database reports: Uncontrolled Resource Consumption in […]

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FreeBSD 13 — py34-rsa — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py34-rsa — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-rsa — Bleichenbacher'06 signature forgery vulnerability Related CVEs: CVE-2016-1494 Upstream summary: Filippo Valsorda reports: python-rsa is vulnerable to a straightforward variant of the Bleichenbacher'06 attack against RSA signature verification with […]

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