Common Problems

Ubuntu 20.04 — opusfile — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — opusfile — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 February 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5937-1 Related CVEs: CVE-2022-47021 Upstream summary: It was discovered that Opusfile was not properly validating pointer arguments in some of its functions, which could lead to a NULL pointer dereference. […]

Read more
Ubuntu 18.04 — faad2 — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — faad2 — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 February 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6313-1 Related CVEs: CVE-2021-32272 CVE-2021-32273 CVE-2021-32274 CVE-2021-32276 CVE-2021-32277 CVE-2021-32278 CVE-2023-38857 CVE-2023-38858 Upstream summary: It was discovered that FAAD2 incorrectly handled certain inputs. If a user or an automated system were […]

Read more
Windows Server 2016 — KB5027277 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5027277 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5027277 • MSRC update-guide entry Related CVEs: CVE-2023-29363 CVE-2023-32014 CVE-2023-32015 CVE-2023-29346 CVE-2023-29351 CVE-2023-29358 CVE-2023-29359 CVE-2023-29368  +7 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

Read more
Oracle Linux 9 — edk2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — edk2 — vulnerability — patch and remediation guide (ELSA-2024-12409)

🟠 High   ⏱ 15–60 min  Last verified: 13 February 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12409 Related CVEs: CVE-2023-45229 CVE-2023-45235 CVE-2022-36763 CVE-2022-36765 CVE-2023-45230 CVE-2023-45231 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
Oracle Linux 8 — c-ares — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — c-ares — vulnerability — patch and remediation guide (ELSA-2023-3584)

🟠 High   ⏱ 15–60 min  Last verified: 13 February 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3584 Related CVEs: CVE-2023-32067 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
Common Problems 124567

Oracle Linux 9 – Common Problem 011 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 12 February 2023 Affected versions: Oracle Linux 9 📖 ~3 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 […]

Read more
FreeBSD 12 — py37-tflite — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py37-tflite — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 February 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-tflite — buffer overflow vulnerability Related CVEs: CVE-2021-37689 CVE-2022-41894 Upstream summary: Thibaut Goetghebuer-Planchon reports: The reference kernel of the CONV_3D_TRANSPOSE TensorFlow Lite operator wrongly increments the data_ptr when adding the […]

Read more
Debian 11 — libdbd-mysql-perl — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libdbd-mysql-perl — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-9906 CVE-2015-8949 CVE-2016-1246 CVE-2016-1249 CVE-2016-1251 CVE-2017-10788 CVE-2017-10789 Upstream summary: Use-after-free vulnerability in DBD::mysql before 4.029 allows attackers to cause a denial of service (program crash) or possibly execute […]

Read more
AlmaLinux 9 — guestfs-tools — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — guestfs-tools — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:7959 Related CVEs: CVE-2022-2211 Upstream summary: guestfs-tools is a set of tools that can be used to make batch configuration changes to guests, get disk used/free statistics, perform backups and guest clones, […]

Read more
Debian 11 — python-keystoneclient — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-keystoneclient — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-2013 CVE-2013-2104 CVE-2013-2166 CVE-2013-2167 CVE-2014-0105 CVE-2014-7144 CVE-2015-1852 Upstream summary: The user-password-update command in python-keystoneclient before 0.2.4 accepts the new password in the –password argument, which allows local users […]

Read more
CHAT