Security Hardening

FreeBSD 15 — zh-chitex — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — zh-chitex — security advisory — 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: ChiTeX/ChiLaTeX unsafe set-user-id root Upstream summary: Niels Heinen reports that ChiTeX installs set-user-id root executables that invoked system(3) without setting up the environment, trivially allowing local root compromise. Table of […]

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FreeBSD 15 — fr-wordpress — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — fr-wordpress — security advisory — 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: wordpress — multiple issues Upstream summary: wordpress developers reports: This security and maintenance release features 1 bug fix in addition to 3 security fixes. Because this is a security release, […]

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Common Problems 124054

Oracle Linux 10 – SELinux file contexts reset incorrectly on mounted volume – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 21 February 2026 Affected versions: Oracle Linux 10 📖 ~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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FreeBSD 15 — movemail — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — movemail — 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: emacs — movemail format string vulnerability Related CVEs: CVE-2005-0100 Upstream summary: Max Vozeler discovered several format string vulnerabilities in the movemail utility of Emacs. They can be exploited when connecting […]

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

FreeBSD 15 — py310-postorius — 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: postorius — XSS Related CVEs: CVE-2026-44742 Upstream summary: NIST reports: Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as […]

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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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CHAT