Common Problems

openSUSE Tumbleweed — uwac0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — uwac0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:2352-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-24882 CVE-2022-24883 CVE-2021-41159 CVE-2021-41160 CVE-2017-2834 CVE-2017-2835 CVE-2018-0886 CVE-2018-8784  +12 more Upstream summary: FreeRDP is a free implementation of the Remote Desktop Protocol (RDP). In versions […]

Read more
Oracle Linux 9 — libguestfs-winsupport — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — libguestfs-winsupport — vulnerability — patch and remediation guide (ELSA-2023-6167)

🟢 Low   ⏱ 5–15 min  Last verified: 14 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6167 Related CVEs: CVE-2022-40284 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 9 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — firefox — vulnerability — patch and remediation guide (ELSA-2023-5200)

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5200 Related CVEs: CVE-2023-4863 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
VMware ESXi 7.0 — vmxnet3 — ESXi vulnerability — VIB / vLCM patch and remediation guide — diagnosis and fix on VMware ESXi 7.0

VMware ESXi 7.0 — vmxnet3 — ESXi vulnerability — VIB / vLCM patch and remediation guide

🟠 Important   ⏱ 20–90 min  Last verified: 25 May 2026 Affected versions: VMware ESXi 7.0 📖 ~4 min read  •  Source: VMware advisory VMSA-2023-0001 Related CVEs: CVE-2023-20872 Fixed image profile / build: ESXi80U1a-21813344 Upstream summary: Stack buffer overflow in the vmxnet3 virtual network adapter (CVE-2023-20872) allows a guest with administrative privileges and a virtual […]

Read more
Oracle Linux 9 — galera, mariadb, and mysql-selinux security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — galera, mariadb, and mysql-selinux security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-5948)

🟡 Medium   ⏱ 10–30 min  Last verified: 13 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5948 Related CVEs: CVE-2021-46663 CVE-2022-27387 CVE-2022-27458 CVE-2022-27455 CVE-2022-24048 CVE-2021-46659 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
Common Problems 117481

Ubuntu 20.04 LTS UFW Rules Applied but Traffic Still Blocked

🟡 Medium   ⏱ 5–30 min  Last verified: 13 March 2023 Affected versions: 20.04 LTS 📖 ~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 & […]

Read more
AlmaLinux 8 — cyrus-sasl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — cyrus-sasl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:0658 Related CVEs: CVE-2022-24407 CVE-2019-19906 Upstream summary: The cyrus-sasl packages contain the Cyrus implementation of Simple Authentication and Security Layer (SASL). SASL is a method for adding authentication support to connection-based protocols. […]

Read more
IBM AIX 7.3 — CVE-2021-29738 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2021-29738 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 13 March 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2021-29738, IBM Support Bulletin CVE: CVE-2021-29738 NVD summary: IBM InfoSphere Data Flow Designer (IBM InfoSphere Information Server 11.7 ) is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker […]

Read more
Common Problems 111673

Windows Server 2022 – DHCP scope exhaustion causing IP allocation failures – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 13 March 2023 Affected versions: Windows Server 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 […]

Read more
IBM AIX 7.3 — CVE-2008-5384 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2008-5384 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 13 March 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2008-5384, IBM Support Bulletin CVE: CVE-2008-5384 NVD summary: crontab in bos.rte.cron in IBM AIX 6.1.0 through 6.1.2 allows local users with aix.system.config.cron authorization to gain privileges by launching an editor. References: aix.software.ibm.com/aix/efixes/security/aix61_a […]

Read more
CHAT