Common Problems

FreeBSD 13 — dcraw — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — dcraw — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dcraw — integer overflow condition Related CVEs: CVE-2015-3885 Upstream summary: ocert reports: The dcraw tool, as well as several other projects re-using its code, suffers from an integer overflow condition […]

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Common Problems 115478

RHEL 7 Network Service Restart Breaks Static Route

🟡 Medium   ⏱ 5–30 min  Last verified: 22 July 2021 📖 ~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 — squirrelmail-multilogin-plugin — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — squirrelmail-multilogin-plugin — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: SquirrelMail — Plug-ins compromise Upstream summary: Problem Description: The SquirrelMail Web Server has been compromised, and three plugins are affected. The port of squirrelmail-sasql-plugin is safe (right MD5), and change_pass […]

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Ubuntu 20.04 — re2c — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — re2c — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 July 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4338-2 Related CVEs: CVE-2020-11958 Upstream summary: USN-4338-1 fixed vulnerabilities in re2c. This update provides the corresponding update for Ubuntu 20.04 LTS. Original advisory details: Agostino Sarubbo discovered that re2c incorrectly […]

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Common Problems 112920

Windows Server 2016 — Server remains stuck in Safe Mode on every restart — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 22 July 2021 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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Oracle Linux 8 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2021-3755)

🟠 High   ⏱ 15–60 min  Last verified: 22 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3755 Related CVEs: CVE-2021-38498 CVE-2021-32810 CVE-2021-38497 CVE-2021-38496 CVE-2021-38501 CVE-2021-38500 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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FreeBSD 13 — de-netscape — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — de-netscape — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0597 CVE-2004-0598 CVE-2004-0599 CVE-2004-0762 CVE-2004-0765 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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Debian 10 — php7.3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — php7.3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 July 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-11036 CVE-2019-11043 CVE-2019-11045 CVE-2019-11048 CVE-2020-7068 CVE-2021-21703 CVE-2021-21704 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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Common Problems 125003

Oracle Linux 8 – Common Problem 004 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 21 July 2021 Affected versions: Oracle Linux 8 📖 ~3 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 118560

Ubuntu 16.04 printer not detected on local network

🟡 Medium   ⏱ 5–30 min  Last verified: 21 July 2021 📖 ~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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