Common Problems

FreeBSD 12 — gtetrinet — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — gtetrinet — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gtetrinet — remote code execution Related CVEs: CVE-2006-3125 Upstream summary: The Debian Security Team reports: Michael Gehring discovered several potential out-of-bounds index accesses in gtetrinet, a multiplayer Tetris-like game, which […]

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FreeBSD 12 — rubygem-actionmailer — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem-actionmailer — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rails — multiple vulnerabilities Related CVEs: CVE-2013-4491 CVE-2013-6414 CVE-2013-6415 CVE-2013-6416 CVE-2013-6417 Upstream summary: Rails weblog: Rails 3.2.16 and 4.0.2 have been released! These two releases contain important security fixes, so […]

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SLES 15 — procmail — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — procmail — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 August 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2014:1137-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-3618 CVE-2017-16844 Upstream summary: Heap-based buffer overflow in formisc.c in formail in procmail 3.22 allows remote attackers to cause a denial of service (crash) and […]

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Debian 9 — systemd — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — systemd — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 August 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-16864 CVE-2019-3842 CVE-2019-6454 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Debian 10 — libwebp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — libwebp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2019 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-25009 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 — rubygem18-json — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem18-json — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Ruby — Denial of Service and Unsafe Object Creation Vulnerability in JSON Related CVEs: CVE-2013-0269 Upstream summary: Aaron Patterson reports: When parsing certain JSON documents, the JSON gem can be […]

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Common Problems 118918

Ubuntu 14.04 LTS – apt update fails because dpkg lock is held

🟠 High   ⏱ 5–30 min  Last verified: 13 August 2019 Affected versions: Ubuntu 14.04 LTS Ubuntu 14.04 Ubuntu 14.04.6 📖 ~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 […]

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Common Problems 118454

Ubuntu 16.04 LTS high load average caused by I/O wait saturation

🟠 High   ⏱ 5–30 min  Last verified: 13 August 2019 Affected versions: 16.04 📖 ~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 […]

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Common Problems 118417

Ubuntu 16.04 LTS SSH permission denied (publickey)

🟡 Medium   ⏱ 5–30 min  Last verified: 13 August 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 & Cross-Refs References & Further […]

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Common Problems 115561

Yum Update Fails Due to Insufficient /var Cache Space

🟡 Medium   ⏱ 5–30 min  Last verified: 13 August 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 & Cross-Refs References & Further […]

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