Kernel Drivers

Amazon Linux 2 — kernel-livepatch-5.10.179-171.711 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.179-171.711 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • February 27, 2024
  • 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-2023-144 Related CVEs: CVE-2023-3609 CVE-2023-3776 CVE-2023-2156 CVE-2023-3090 CVE-2023-35788 Upstream summary: A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local privilege escalation. If tcf_change_indev() […]

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Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2024-12255)

  • February 27, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 27 February 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12255 Related CVEs: CVE-2024-1086 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Common Problems 117475

No Sound Output on HDA Intel

🟡 Medium   ⏱ 5–30 min  Last verified: 25 February 2024 Affected versions: 20.04 📖 ~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 […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2024-12815)

  • February 25, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 February 2024 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12815 Related CVEs: CVE-2024-39472 CVE-2024-41019 CVE-2024-43821 CVE-2024-43849 CVE-2024-43870 CVE-2024-43883 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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VMware ESXi 7.0 — vmx — multiple ESXi vulnerabilities (5 CVEs) — VIB / vLCM patch and remediation guide — diagnosis and fix on VMware ESXi 7.0

VMware ESXi 7.0 — vmx — multiple ESXi vulnerabilities (5 CVEs) — VIB / vLCM patch and remediation guide

🔴 Critical   ⏱ 30–120 min  Last verified: 25 May 2026 Affected versions: VMware ESXi 7.0 📖 ~4 min read  •  Source: VMware advisory VMSA-2024-0006 Related CVEs: CVE-2024-22252 CVE-2024-22253 CVE-2024-22254 CVE-2024-22255 CVE-2022-31705 Fixed image profile / build: ESXi80U2sb-23305546 Upstream summary: Use-after-free and out-of-bounds write vulnerabilities in the XHCI USB controller (CVE-2024-22252 / CVE-2024-22253) allow a […]

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Amazon Linux 2 — kernel-livepatch-5.10.176-157.645 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.176-157.645 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • February 22, 2024
  • 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-2023-131 Related CVEs: CVE-2023-28466 CVE-2022-4379 CVE-2023-32233 Upstream summary: do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free […]

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Amazon Linux 2 — kernel-livepatch-4.14.345-262.561 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.345-262.561 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 22, 2024
  • 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-2024-180 Related CVEs: CVE-2024-39480 CVE-2024-27020 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: kdb: Fix buffer overflow during tab-complete (CVE-2024-39480) Table of contents Symptom & Impact […]

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Ubuntu 18.04 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 19, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 19 February 2024 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7094-1 Related CVEs: CVE-2019-20382 CVE-2020-13765 CVE-2020-1983 CVE-2020-7039 CVE-2020-8608 CVE-2021-3592 CVE-2021-3594 CVE-2023-3019  +12 more Upstream summary: It was discovered that QEMU incorrectly handled memory during certain VNC operations. A remote attacker […]

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How to Install Keepalived for High Availability on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install Keepalived for High Availability on FreeBSD 14

  • February 18, 2024
  • FreeBSD
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Introduction How to Install Keepalived for High Availability on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

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Amazon Linux 2 — kernel-livepatch-4.14.318-241.531 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.318-241.531 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 15, 2024
  • 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-2023-147 Related CVEs: CVE-2023-3609 CVE-2023-3776 Upstream summary: A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local privilege escalation. If tcf_change_indev() fails, u32_set_parms() will […]

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