Logging Monitoring

Amazon Linux 2 — kernel-livepatch-4.14.200-155.322 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.200-155.322 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • May 11, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2021-031 Related CVEs: CVE-2020-29660 CVE-2020-29661 Upstream summary: A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free […]

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Debian 9 — git — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — git — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • May 11, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 11 May 2021 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-1000117 CVE-2017-14867 CVE-2018-11235 CVE-2018-17456 CVE-2019-1348 CVE-2020-11008 CVE-2020-5260 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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Oracle Linux 8 — net-snmp — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — net-snmp — security and stability fixes — required update (ELSA-2023-2969)

  • May 10, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 10 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2969 Related CVEs: CVE-2022-44793 CVE-2022-44792 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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AlmaLinux 8 — sblim-indication_helper — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — sblim-indication_helper — vulnerability — patch and remediation guide

  • May 10, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2019:3468 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Add a Sudo User on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Add a Sudo User on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying add a sudo user on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Add a Sudo User on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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Common Problems 113446

Windows Server 2012 R2 – NVMe stornvme timeout storms trigger disk failover – Fix and Prevention

🟠 High   ⏱ 5–30 min  Last verified: 10 May 2021 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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FreeBSD 13 — py39-kerberos — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py39-kerberos — vulnerability — patch and remediation guide

  • May 10, 2021
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 10 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-kerberos — DoS and MitM vulnerabilities Related CVEs: CVE-2015-3206 Upstream summary: macosforgebot reports: The checkPassword function in python-kerberos does not authenticate the KDC it attempts to communicate with, which allows […]

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FreeBSD 13 — php56-xmlrpc — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php56-xmlrpc — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • May 10, 2021
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 10 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2015-8879 CVE-2016-5385 CVE-2016-5399 CVE-2016-6288 CVE-2016-6289 CVE-2016-6290 CVE-2016-6291 CVE-2016-6292  +4 more Upstream summary: PHP reports: Fixed bug #69975 (PHP segfaults when accessing nvarchar(max) defined columns) […]

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AlmaLinux 8 — compiler-rt — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — compiler-rt — vulnerability — patch and remediation guide

  • May 10, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4743 Related CVEs: CVE-2021-42574 Upstream summary: LLVM Toolset provides the LLVM compiler infrastructure framework, the Clang compiler for the C and C++ languages, the LLDB debugger, and related tools for code analysis. […]

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