ubuntu

Common Problems 119129

Ubuntu 14.04 LTS Cron Jobs Not Running at Scheduled Times

🟡 Medium   ⏱ 5–30 min  Last verified: 11 February 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 […]

Read more
Ubuntu 20.04 — golang-1.14 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — golang-1.14 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 February 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4758-1 Related CVEs: CVE-2020-24553 Upstream summary: It was discovered that Go applications incorrectly handled uploaded content. If a user were tricked into visiting a malicious page, a remote attacker could […]

Read more
Ubuntu 18.04 — rake — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — rake — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 February 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4295-1 Related CVEs: CVE-2020-8130 Upstream summary: It was discovered that Rake incorrectly handled certain files. An attacker could use this issue to possibly execute arbitrary commands. Table of contents Symptom […]

Read more
Ubuntu 14.04 — python-babel — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — python-babel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 February 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4962-1 Related CVEs: CVE-2021-20095 Upstream summary: It was discovered that Babel incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. Table of contents Symptom […]

Read more
Common Problems 118964

Ubuntu 14.04 LTS NTP Drift Breaks TLS Validation

🟡 Medium   ⏱ 5–30 min  Last verified: 10 February 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 […]

Read more
Common Problems 117626

Ubuntu 20.04 Severe Slowdowns From Swap Thrashing

🟡 Medium   ⏱ 5–30 min  Last verified: 10 February 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 […]

Read more
How To Install and Use Recess on a VPS — step-by-step Linux tutorial on Progressive Robot

How To Install and Use Recess on a VPS

In this tutorial we will install Recess on a VPS running Ubuntu 12.04. You should already have your own virtual private server, as well as Node.js and NPM (Node Packaged Modules) installed.

Read more
Ubuntu 18.04 — blueman — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — blueman — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 February 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4605-1 Related CVEs: CVE-2020-15238 Upstream summary: Vaisha Bernard discovered that blueman did not properly sanitize input on the d-bus interface to blueman-mechanism. A local attacker could possibly use this issue […]

Read more
CHAT