Security Hardening

FreeBSD 15 — postfix — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — postfix — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Postfix — memory corruption vulnerability Related CVEs: CVE-2011-0411 CVE-2011-1720 Upstream summary: The Postfix SMTP server has a memory corruption error, when the Cyrus SASL library is used with authentication mechanisms […]

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FreeBSD 15 — py34-djblets — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py34-djblets — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-djblets — Self-XSS vulnerability Upstream summary: Djblets Release Notes reports: A recently-discovered vulnerability in the datagrid templates allows an attacker to generate a URL to any datagrid page containing malicious […]

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FreeBSD 15 — apache-solr — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — apache-solr — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Solr — Apache Log4J Related CVEs: CVE-2017-12629 CVE-2019-17558 Upstream summary: Solr reports: Apache Solr affected by Apache Log4J Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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AlmaLinux 9 — dotnet8.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — dotnet8.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8469 Related CVEs: CVE-2026-26171 CVE-2026-32178 CVE-2026-32203 CVE-2026-33116 CVE-2026-26130 CVE-2025-55247 CVE-2025-55248 CVE-2025-55315  +12 more Upstream summary: .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new […]

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FreeBSD 15 — php80-composer — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — php80-composer — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Remote Code Execution via web-accessible composer Related CVEs: CVE-2022-24828 CVE-2023-43655 Upstream summary: Composer project reports: Description: Users publishing a composer.phar to a public web-accessible server where the composer.phar can be […]

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FreeBSD 15 — rubygem-mail — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — rubygem-mail — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-mail — multiple vulnerabilities Related CVEs: CVE-2011-0739 CVE-2012-2139 CVE-2012-2140 Upstream summary: rubygem-mail — multiple vulnerabilities Two issues were fixed. They are a file system traversal in file_delivery method and arbitrary […]

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Alpine Linux edge — py3-pynacl — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — py3-pynacl — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.6.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-pynacl 1.6.2-r0 Related CVEs: CVE-2025-69277 Upstream summary: Alpine community repository for vedge ships py3-pynacl 1.6.2-r0 which addresses CVE-2025-69277. Table of contents Symptom & Impact Environment […]

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FreeBSD 15 — py37-nicotine-plus — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py37-nicotine-plus — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-nicotine-plus — Denial of service vulnerability Related CVEs: CVE-2021-45848 Upstream summary: ztauras reports: Denial of service (DoS) vulnerability in Nicotine+ starting with version 3.0.3 and prior to version 3.2.1 allows […]

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