Common Problems

Ubuntu 14.04 — drupal7 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — drupal7 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 January 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7658-1 Related CVEs: CVE-2020-11023 CVE-2020-11022 CVE-2020-13671 CVE-2020-28948 CVE-2020-28949 CVE-2015-2559 CVE-2015-2749 CVE-2015-2750  +2 more Upstream summary: It was discovered that Drupal incorrectly parsed untrusted HTML. A remote attacker could possibly use […]

Read more
Oracle Linux 8 — java-1.8.0-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-1.8.0-openjdk — vulnerability — patch and remediation guide (ELSA-2019-3134)

🟠 High   ⏱ 15–60 min  Last verified: 22 January 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-3134 Related CVEs: CVE-2019-2949 CVE-2019-2964 CVE-2019-2973 CVE-2019-2983 CVE-2019-2962 CVE-2019-2975 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
FreeBSD 12 — mythtv-frontend — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mythtv-frontend — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ffmpeg — multiple vulnerabilities Related CVEs: CVE-2015-3395 CVE-2015-3417 CVE-2015-6761 CVE-2015-6818 CVE-2015-6819 CVE-2015-6820 CVE-2015-6821 CVE-2015-6822  +12 more Upstream summary: NVD reports: An issue was discovered in the FFmpeg package, where vp3_decode_frame […]

Read more
Arch Linux — libtasn1 — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — libtasn1 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201706-3 Related CVEs: CVE-2017-6891 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 4.10-1. Fixed in: 4.11-1. Group: AVG-285. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
Common Problems 112587

Windows Server 2019 — DFSR backlog freeze halts SYSVOL replication — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 January 2020 Affected versions: Windows Server 2019 📖 ~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 […]

Read more
Common Problems 121504

Debian 9 – unattended-upgrades lock prevents manual apt operations

🟡 Medium   ⏱ 5–30 min  Last verified: 21 January 2020 Affected versions: Debian 9 📖 ~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 & […]

Read more
Common Problems 112561

Windows Server 2019 TempDB on System Volume Causing Server-Wide Disk Contention – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 January 2020 Affected versions: Windows Server 2019 📖 ~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 […]

Read more
Common Problems 112481

Windows Server 2019 – Container host cannot pull images behind TLS-inspecting proxy – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 January 2020 Affected versions: Windows Server 2019 📖 ~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 […]

Read more
Arch Linux — konversation — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — konversation — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201711-19 Related CVEs: CVE-2017-15923 Upstream summary: Type: denial of service. Status: Fixed. Affected: 1.7.2-1. Fixed in: 1.7.3-1. Group: AVG-489. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
FreeBSD 12 — bogofilter-qdbm — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — bogofilter-qdbm — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bogofilter — RFC 2047 decoder denial-of-service vulnerability Related CVEs: CVE-2004-1007 Upstream summary: The bogofilter team has been provided with a test case of a malformatted (non-conformant) RFC-2047 encoded word that […]

Read more
CHAT