February 2026 - Page 45 of 176

Windows Server 2025 — KB5046630 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2025

Windows Server 2025 — KB5046630 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5046630 • MSRC update-guide entry Related CVEs: CVE-2024-43451 Affected components: Windows Server 2025 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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FreeBSD 14 — openssh-portable-gssapi — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — openssh-portable-gssapi — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 February 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: FreeBSD — Multiple vulnerabilities in OpenSSH Related CVEs: CVE-2021-28041 CVE-2021-41617 CVE-2023-38408 CVE-2025-26465 CVE-2025-26466 Upstream summary: Problem Description: OpenSSH client host verification error (CVE-2025-26465) ssh(1) contains a logic error that allows […]

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FreeBSD 15 — puppet — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — puppet — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: puppet — Silent Configuration Failure Related CVEs: CVE-2012-1906 CVE-2012-1986 CVE-2012-1987 CVE-2012-1988 CVE-2012-1989 CVE-2012-3864 CVE-2012-3865 CVE-2012-3866  +12 more Upstream summary: Puppet reports: A flaw was discovered in Puppet Agent where the […]

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openSUSE Tumbleweed — python311-Pygments — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python311-Pygments — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1666-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-4539 Upstream summary: A security flaw has been discovered in pygments up to 2.19.2. The impacted element is the function AdlLexer of the file pygments/lexers/archetype.py. […]

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FreeBSD 15 — xrdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — xrdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xrdp — Multiple vulnerabilities Related CVEs: CVE-2020-4044 CVE-2022-23468 CVE-2022-23477 CVE-2022-23478 CVE-2022-23479 CVE-2022-23480 CVE-2022-23481 CVE-2022-23482  +12 more Upstream summary: xrdp project reports: This release includes 8 security fixes: CVE-2026-32105 CVE-2026-32107 CVE-2026-32623 […]

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FreeBSD 15 — py310-numpy — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py310-numpy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-numpy — Missing return-value validation of the function PyArray_DescrNew Related CVEs: CVE-2021-41495 Upstream summary: Numpy reports: At most call-sites for PyArray_DescrNew, there are no validations of its return, but an […]

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Amazon Linux 2023 — kernel-livepatch-6.12.63-84.121 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.12.63-84.121 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2026-115 Related CVEs: CVE-2025-71085 CVE-2025-71091 CVE-2025-71116 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() (CVE-2025-71085) In the Linux […]

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Debian 12 — docker-registry — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — docker-registry — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 February 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-11468 CVE-2023-2253 CVE-2026-33540 CVE-2026-35172 Upstream summary: Docker Registry before 2.6.2 in Docker Distribution does not properly restrict the amount of content accepted from a user, which allows remote […]

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Common Problems 122165

OpenVPN Tunnel Interface Does Not Come Up

🟡 Medium   ⏱ 5–30 min  Last verified: 21 February 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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Debian 13 — user-mode-linux — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — user-mode-linux — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 February 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-2016 Upstream summary: User-mode Linux (UML) 2.4.17-8 does not restrict access to kernel address space, which allows local users to execute arbitrary code. Table of contents Symptom & […]

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