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Ubuntu 18.04 — plib — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — plib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 April 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6353-1 Related CVEs: CVE-2021-38714 Upstream summary: Wooseok Kang discovered that PLIB did not properly manage memory under certain circumstances. If a user were tricked into opening a specially crafted TGA […]

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SLES 12 — libecal — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libecal — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 April 2021 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:0885-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-14928 CVE-2020-16117 Upstream summary: evolution-data-server (eds) through 3.36.3 has a STARTTLS buffering issue that affects SMTP and POP3. When a server sends a "begin TLS" […]

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Gentoo Linux — sys-firmware/intel-microcode — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-firmware/intel-microcode — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202402-22 Related CVEs: CVE-2021-0127 CVE-2021-0146 Upstream summary: Multiple vulnerabilities have been discovered in NVIDIA Drivers. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & […]

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Oracle Linux 8 — rust-toolset:ol8 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — rust-toolset:ol8 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-4270)

🟡 Medium   ⏱ 10–30 min  Last verified: 23 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4270 Related CVEs: CVE-2021-29922 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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Common Problems 118997

AppArmor Denies Service Access on Ubuntu 14.04

🟡 Medium   ⏱ 5–30 min  Last verified: 23 April 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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Common Problems 117574

Ubuntu 20.04 LTS Journalctl Logs Fill Root Disk

🟡 Medium   ⏱ 5–30 min  Last verified: 23 April 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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openSUSE Tumbleweed — sddm — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — sddm — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2014-7271 CVE-2014-7272 CVE-2015-0856 CVE-2018-14345 CVE-2020-28049 Upstream summary: Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to log in as user "sddm" without authentication. […]

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