Ubuntu 20.04

Ubuntu 20.04 — debian-goodies — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — debian-goodies — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 August 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6714-1 Related CVEs: CVE-2023-27635 Upstream summary: It was discovered that debmany in Debian Goodies incorrectly handled certain deb files. An attacker could possibly use this issue to execute arbitrary shell […]

Read more
Ubuntu 20.04 — python-reportlab — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — python-reportlab — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 August 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6196-1 Related CVEs: CVE-2023-33733 Upstream summary: It was discovered that ReportLab incorrectly handled certain PDF files. An attacker could possibly use this issue to execute arbitrary code. Table of contents […]

Read more
Common Problems 117534

Ubuntu 20.04 LTS MySQL Access Denied for Root User

🟡 Medium   ⏱ 5–30 min  Last verified: 30 July 2023 📖 ~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 117505

Time Drift in VM Despite NTP Enabled

🟡 Medium   ⏱ 5–30 min  Last verified: 25 July 2023 Affected versions: 20.04 📖 ~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 […]

Read more
Ubuntu 20.04 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 July 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6879-1 Related CVEs: CVE-2023-31620 CVE-2023-31622 CVE-2023-31624 CVE-2023-31626 CVE-2023-31627 CVE-2023-31629 CVE-2023-31630 CVE-2023-31631  +12 more Upstream summary: Jingzhou Fu discovered that Virtuoso Open-Source Edition incorrectly handled certain crafted SQL statements. An attacker […]

Read more
Ubuntu 20.04 — tinyproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — tinyproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 July 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7190-1 Related CVEs: CVE-2023-49606 CVE-2022-40468 Upstream summary: It was discovered that Tinyproxy did not properly manage memory during the parsing of HTTP connection headers. An attacker could use this issue […]

Read more
Ubuntu 20.04 — gdb — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — gdb — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 July 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6842-1 Related CVEs: CVE-2022-4285 CVE-2023-1972 CVE-2023-39128 CVE-2023-39129 CVE-2023-39130 Upstream summary: It was discovered that gdb incorrectly handled certain memory operations when parsing an ELF file. An attacker could possibly use […]

Read more
Ubuntu 20.04 — advancecomp — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — advancecomp — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 July 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5838-1 Related CVEs: CVE-2022-35014 CVE-2022-35015 CVE-2022-35016 CVE-2022-35017 CVE-2022-35018 CVE-2022-35019 CVE-2022-35020 Upstream summary: It was discovered that AdvanceCOMP did not properly manage memory while performing read operations on MNG file. If […]

Read more
CHAT