May 2022 - Page 46 of 71

Debian 11 — libpng1.6 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libpng1.6 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-7353 CVE-2013-7354 CVE-2014-0333 CVE-2014-9495 CVE-2015-0973 CVE-2015-8472 CVE-2016-10087 CVE-2017-12652  +12 more Upstream summary: Integer overflow in the png_set_unknown_chunks function in libpng/pngset.c in libpng before 1.5.14beta08 allows context-dependent attackers to […]

Read more
Common Problems 117024

Ubuntu 22.04 LTS User Not in sudoers After Account Migration

🟡 Medium   ⏱ 5–30 min  Last verified: 12 May 2022 📖 ~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 16.04 — pixman — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — pixman — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5718-2 Related CVEs: CVE-2022-44638 Upstream summary: USN-5718-1 fixed a vulnerability in pixman. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Maddie […]

Read more
Alpine Linux edge — py3-pygments — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — py3-pygments — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.7.4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-pygments 2.7.4-r0 Related CVEs: CVE-2021-20270 Upstream summary: Alpine main repository for vedge ships py3-pygments 2.7.4-r0 which addresses CVE-2021-20270. Table of contents Symptom & Impact Environment […]

Read more
How to Configure dnsmasq on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure dnsmasq on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure dnsmasq on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and the resulting […]

Read more
Ubuntu 22.04 — node-hawk — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — node-hawk — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6116-1 Related CVEs: CVE-2022-29167 Upstream summary: It was discovered that hawk incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input […]

Read more
Ubuntu 22.04 — gsl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — gsl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6472-1 Related CVEs: CVE-2020-35357 Upstream summary: It was discovered that GNU Scientific Library incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially […]

Read more
Oracle Linux 8 — webkit2gtk3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — webkit2gtk3 — vulnerability — patch and remediation guide (ELSA-2023-0016)

🟠 High   ⏱ 15–60 min  Last verified: 12 May 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0016 Related CVEs: CVE-2022-42856 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Oracle Linux 8 — lz4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — lz4 — vulnerability — patch and remediation guide (ELSA-2021-2575)

🟡 Medium   ⏱ 10–30 min  Last verified: 12 May 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2575 Related CVEs: CVE-2021-3520 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
FreeBSD 13 — mysql80-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mysql80-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 May 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — Multiple vulnerabilities Related CVEs: CVE-2016-9843 CVE-2018-0739 CVE-2018-2767 CVE-2018-3054 CVE-2018-3056 CVE-2018-3058 CVE-2018-3060 CVE-2018-3061  +12 more Upstream summary: Oracle reports: See linked CVE's for details. Table of contents Symptom & […]

Read more
CHAT