Troubleshooting

Ubuntu 22.04 — mysql-8.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — mysql-8.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • August 3, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 3 August 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7994-1 Related CVEs: CVE-2026-21937 CVE-2026-21948 CVE-2026-21968 CVE-2026-21941 CVE-2026-21936 CVE-2026-21964 CVE-2025-53054 CVE-2025-53040  +12 more Upstream summary: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions […]

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Red Hat Enterprise Linux 10 — yggdrasil — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 10 — yggdrasil — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • August 3, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19450 Related CVEs: CVE-2026-32283 CVE-2026-25679 CVE-2026-32282 CVE-2025-61726 CVE-2025-61729 CVE-2025-68121 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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Common Problems 115910

Ubuntu 26.04 LTS APT NO_PUBKEY GPG Verification Failures

  • August 3, 2026
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 3 August 2026 Affected versions: Ubuntu 26.04 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 […]

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SLES 15 — tracker-miners — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — tracker-miners — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • August 3, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 3 August 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:4868-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-5557 CVE-2026-1764 CVE-2026-1765 CVE-2026-1766 CVE-2026-1767 Upstream summary: A flaw was found in the tracker-miners package. A weakness in the sandbox allows a maliciously-crafted file to […]

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How to Set Up ProxySQL for MySQL Load Balancing on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up ProxySQL for MySQL Load Balancing on FreeBSD 15

  • August 3, 2026
  • FreeBSD
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Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up proxysql for mysql load balancing on FreeBSD 15 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux […]

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Red Hat Enterprise Linux 9 — gstreamer1-plugins-base — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — gstreamer1-plugins-base — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • August 3, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 9 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19180 Related CVEs: CVE-2026-2920 CVE-2026-2921 CVE-2026-2922 CVE-2026-2923 CVE-2026-3082 CVE-2026-3083 CVE-2026-3085 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

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SLES 12 — kernel-syms — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — kernel-syms — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • August 3, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 3 August 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:0236-1 Related CVEs: CVE-2024-5660 CVE-2026-31402 CVE-2026-31403 CVE-2026-31504 CVE-2026-31602 CVE-2026-31649 CVE-2025-54518 CVE-2026-46300  +12 more Upstream summary: Use of Hardware Page Aggregation (HPA) and Stage-1 and/or Stage-2 translation on Cortex-A77, Cortex-A78, Cortex-A78C, Cortex-A78AE, Cortex-A710, […]

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Common Problems 113917

RHEL 10 – systemd service enters failed state after reboot – Fix & Prevention

  • August 3, 2026
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 3 August 2026 Affected versions: RHEL 10 📖 ~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 & […]

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Windows Server 2016 — KB5078740 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5078740 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5078740 • MSRC update-guide entry Related CVEs: CVE-2026-23669 CVE-2026-23671 CVE-2026-23672 CVE-2026-23673 CVE-2026-24285 CVE-2026-24289 CVE-2026-24291 CVE-2026-24294  +12 more Affected components: Windows Server 2016 Microsoft summary: Use after free in RPC Runtime allows an […]

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SLES 16 — less — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — less — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • August 3, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 3 August 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:1534-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-32487 CVE-2022-46663 CVE-2014-9488 Upstream summary: less through 653 allows OS command execution via a newline character in the name of a file, because quoting is […]

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