2026 - Page 1291 of 1373

Windows Server 2016 — KB5055518 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5055518 — 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 KB5055518 • MSRC update-guide entry Related CVEs: CVE-2025-26663 CVE-2025-26686 CVE-2025-26670 CVE-2025-27491 CVE-2023-40547 CVE-2025-26665 CVE-2025-26669 CVE-2025-26668  +12 more Affected components: Windows Server 2016 Microsoft summary: Use after free in Windows LDAP – Lightweight […]

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

SLES 16 — kbd — vulnerability — patch and remediation guide

  • January 20, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 20 January 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2011:007 Related CVEs: CVE-2011-0460 Upstream summary: The init script in kbd, possibly 1.14.1 and earlier, allows local users to overwrite arbitrary files via a symlink attack on /dev/shm/defkeymap.map. Table of contents Symptom […]

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SLES 16 — mozilla-nspr — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — mozilla-nspr — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • January 20, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 20 January 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2015:1926-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-7183 CVE-2014-1545 Upstream summary: Integer overflow in the PL_ARENA_ALLOCATE implementation in Netscape Portable Runtime (NSPR) in Mozilla Network Security Services (NSS) before 3.19.2.1 and 3.20.x […]

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SLES 12 — fetchmail — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — fetchmail — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • January 20, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 20 January 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:3845-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-61962 CVE-2021-36386 CVE-2021-39272 CVE-2009-2666 CVE-2010-1167 CVE-2011-1947 CVE-2012-3482 Upstream summary: In fetchmail before 6.5.6, the SMTP client can crash when authenticating upon receiving a 334 status […]

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Red Hat Enterprise Linux 9 — nginx — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — nginx — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • January 20, 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-2026:19374 Related CVEs: CVE-2026-42945 CVE-2026-27651 CVE-2026-27654 CVE-2026-27784 CVE-2026-32647 CVE-2026-1642 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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Oracle Linux 8 — libtiff — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libtiff — vulnerability — patch and remediation guide (ELSA-2026-16055)

  • January 20, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 20 January 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-16055 Related CVEs: CVE-2026-4775 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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Red Hat Enterprise Linux 8 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 8 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • January 20, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 8 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:12359 Related CVEs: CVE-2026-33983 CVE-2026-33984 CVE-2026-22852 CVE-2026-22854 CVE-2026-22856 CVE-2026-23732 CVE-2026-23948 CVE-2026-24491  +12 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide (ELSA-2026-4168)

  • January 20, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 20 January 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-4168 Related CVEs: CVE-2025-15366 CVE-2025-15367 CVE-2026-1299 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 — nodejs — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — nodejs — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • January 20, 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-2026:8339 Related CVEs: CVE-2026-21710 CVE-2026-26996 CVE-2026-27135 CVE-2026-27904 CVE-2026-1525 CVE-2026-1526 CVE-2026-1527 CVE-2026-1528  +12 more Upstream summary: Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming […]

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

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2025-3208)

  • January 20, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 20 January 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-3208 Related CVEs: CVE-2025-21785 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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