Common Problems

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2020-5848)

🟠 High   ⏱ 15–60 min  Last verified: 15 July 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-5848 Related CVEs: CVE-2020-16166 CVE-2020-24394 CVE-2020-10751 CVE-2020-12771 CVE-2020-14331 CVE-2020-10781 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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openSUSE Tumbleweed — python36-pymisp — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-pymisp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2019:2131-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-11324 Upstream summary: The urllib3 library before 1.24.2 for Python mishandles certain cases where the desired set of CA certificates is different from the OS […]

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Common Problems 120977

Debian 10 Release File Is Not Valid Yet During apt update

🟠 High   ⏱ 5–30 min  Last verified: 14 July 2020 Affected versions: Debian 10 📖 ~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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Common Problems 112936

Windows Server 2016 Disk Queue Length Sustained Above Threshold on VM Hosts – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 14 July 2020 Affected versions: Windows Server 2016 📖 ~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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FreeBSD 12 — py39-lmdb — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py39-lmdb — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 July 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py39-lmdb — multiple vulnerabilities Related CVEs: CVE-2019-16224 CVE-2019-16225 CVE-2019-16226 CVE-2019-16227 CVE-2019-16228 Upstream summary: TeamSeri0us reports: An issue was discovered in py-lmdb 0.97. For certain values of md_flags, mdb_node_add does not […]

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Amazon Linux 2 — httpcomponents-client — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — httpcomponents-client — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-1946 Related CVEs: CVE-2020-13956 Upstream summary: Apache HttpClient versions prior to version 4.5.13 and 5.0.3 can misinterpret malformed authority component in request URIs passed to the library as java.net.URI object […]

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SLES 12 — openconnect — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — openconnect — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 July 2020 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2013-7098 CVE-2019-16239 CVE-2020-12105 CVE-2020-12823 CVE-2012-6128 CVE-2012-3291 Upstream summary: OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection. […]

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SLES 15 — usbguard — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — usbguard — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 July 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2019-25058 Upstream summary: An issue was discovered in USBGuard before 1.1.0. On systems with the usbguard-dbus daemon running, an unprivileged user could make USBGuard allow […]

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