March 2026 - Page 5 of 182

Ubuntu 16.04 — libxml2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libxml2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • March 31, 2026
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🟠 High   ⏱ 15–60 min  Last verified: 31 March 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7974-1 Related CVEs: CVE-2026-0992 CVE-2026-0990 CVE-2025-8732 CVE-2026-0989 CVE-2025-7425 CVE-2025-9714 CVE-2025-6021 CVE-2025-49794  +12 more Upstream summary: It was discovered that libxml2 incorrectly handled maliciously crafted SGML catalog files. An attacker could […]

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Windows Server 2019 — KB5087063 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5087063 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5087063 • MSRC update-guide entry Related CVEs: CVE-2026-32177 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Microsoft summary: Heap-based buffer overflow in .NET allows an unauthorized attacker to […]

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SLES 16 — libevent — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libevent — vulnerability — patch and remediation guide

  • March 31, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 31 March 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2014:1283-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-6272 Upstream summary: Multiple integer overflows in the evbuffer API in Libevent 1.4.x before 1.4.15, 2.0.x before 2.0.22, and 2.1.x before 2.1.5-beta allow context-dependent attackers […]

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Red Hat Enterprise Linux 10 — rsync — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 10 — rsync — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • March 31, 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-2026:19152 Related CVEs: CVE-2026-41035 CVE-2025-10158 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 — java-21-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-21-openjdk — vulnerability — patch and remediation guide (ELSA-2025-18824)

  • March 31, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 31 March 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-18824 Related CVEs: CVE-2025-53057 CVE-2025-53066 CVE-2025-61748 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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Oracle Linux 9 — openssl — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — openssl — vulnerability — patch and remediation guide (ELSA-2026-1473)

  • March 31, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 31 March 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-1473 Related CVEs: CVE-2025-11187 CVE-2025-15467 CVE-2025-15468 CVE-2025-15469 CVE-2025-66199 CVE-2025-68160 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Red Hat Enterprise Linux 9 — rhc — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — rhc — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • March 31, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 9 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:8322 Related CVEs: CVE-2023-39325 CVE-2026-25679 CVE-2026-32282 CVE-2026-32283 CVE-2026-33186 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 […]

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Oracle Linux 9 — nodejs:22 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — nodejs:22 — vulnerability — patch and remediation guide (ELSA-2026-2782)

  • March 31, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 31 March 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-2782 Related CVEs: CVE-2025-55130 CVE-2025-55131 CVE-2025-55132 CVE-2025-59465 CVE-2025-59466 CVE-2026-21637 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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SLES 16 — gdm — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — gdm — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • March 31, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 31 March 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2020:3333-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-16125 CVE-2025-6018 CVE-2011-1709 CVE-2017-12164 CVE-2018-14424 CVE-2019-3825 CVE-2015-7496 CVE-2020-27837 Upstream summary: gdm3 versions before 3.36.2 or 3.38.2 would start gnome-initial-setup if gdm3 can't contact the accountservice […]

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CentOS Stream 9 — pgvector — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — pgvector — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • March 31, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 31 March 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:4110 Related CVEs: CVE-2026-2003 CVE-2026-2004 CVE-2026-2005 CVE-2026-2006 CVE-2025-8714 CVE-2025-8715 CVE-2025-1094 CVE-2024-10976  +4 more Upstream summary: PostgreSQL is an advanced object-relational database management system (DBMS). Security Fix(es): * postgresql: PostgreSQL missing validation […]

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