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AlmaLinux 8 — libarchive — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libarchive — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • April 23, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8534 Related CVEs: CVE-2026-4424 CVE-2026-5121 CVE-2025-5914 CVE-2021-23177 CVE-2021-31566 CVE-2019-19221 CVE-2022-36227 CVE-2017-14502 Upstream summary: The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO […]

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

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

  • April 23, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 23 April 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8259-1 Related CVEs: CVE-2026-27622 CVE-2026-34380 CVE-2026-34588 CVE-2021-3941 CVE-2021-3933 CVE-2021-20296 CVE-2021-23215 CVE-2021-26260  +12 more Upstream summary: Quang Luong discovered that OpenEXR incorrectly handled sample count accumulation when processing deep scan line […]

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Ubuntu 18.04 — linux-oracle-5.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-oracle-5.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 23, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 23 April 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8273-1 Related CVEs: CVE-2024-50304 CVE-2026-23112 CVE-2026-23209 CVE-2026-31431 CVE-2026-31504 CVE-2026-31533 CVE-2026-43033 CVE-2026-43077  +12 more Upstream summary: Several security issues were discovered in the Linux kernel. An attacker could possibly use these […]

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Ubuntu 20.04 — linux-aws-5.15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-aws-5.15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 23, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 23 April 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8279-1 Related CVEs: CVE-2024-35862 CVE-2024-50060 CVE-2026-23274 CVE-2026-23351 CVE-2026-31419 CVE-2026-31431 CVE-2026-31504 CVE-2026-31533  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

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Windows Server 2016 — KB5082127 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5082127 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5082127 • MSRC update-guide entry Related CVEs: CVE-2026-32157 CVE-2026-33827 CVE-2026-25250 CVE-2026-26151 CVE-2026-26154 CVE-2026-26160 CVE-2026-26162 CVE-2026-26174  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Microsoft summary: Use after […]

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Common Problems 122064

devd Events Not Triggering Automation Scripts

🟡 Medium   ⏱ 5–30 min  Last verified: 22 April 2026 Affected versions: FreeBSD 15 📖 ~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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