FreeBSD 15

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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FreeBSD 15 — libproxy — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — libproxy — 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: libproxy — stack-based buffer overflow Related CVEs: CVE-2012-4504 Upstream summary: Tomas Hoger reports: A buffer overflow flaw was discovered in the libproxy's url::get_pac() used to download proxy.pac proxy auto-configuration file. […]

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

FreeBSD 15 — mysql-server — 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: MySQL — Multiple vulnerabilities Related CVEs: CVE-2004-0627 CVE-2004-0628 CVE-2004-0835 CVE-2004-0836 CVE-2004-0837 CVE-2004-0956 CVE-2004-0957 CVE-2005-0709  +12 more Upstream summary: Oracle reports: This Critical Patch Update contains 24 new security patches for […]

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FreeBSD 15 — libtomcrypt — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — libtomcrypt — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libtomcrypt — weak signature scheme with ECC keys Upstream summary: The Secure Science Corporation reports that libtomcrypt is vulnerable to a weak signature scheme. This allows an attacker to create […]

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FreeBSD 15 — py39-matrix-synapse — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py39-matrix-synapse — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-matrix-synapse — federation denial of service via malformed events Related CVEs: CVE-2020-26257 CVE-2020-26891 CVE-2021-29471 CVE-2021-39163 CVE-2021-39164 CVE-2021-41281 CVE-2022-31052 CVE-2024-31208  +7 more Upstream summary: element-hq/synapse developers report: A malicious server can […]

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FreeBSD 15 — apache22-peruser-mpm — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — apache22-peruser-mpm — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: apache22 — chunk header parsing defect Related CVEs: CVE-2012-0833 CVE-2012-2687 CVE-2012-3499 CVE-2012-4558 CVE-2013-1862 CVE-2013-1896 CVE-2013-5704 CVE-2013-6438  +5 more Upstream summary: Apache Foundation reports: CVE-2015-3183 core: Fix chunk header parsing defect. […]

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FreeBSD 15 — fetchmail — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — fetchmail — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: fetchmail — potential crash when authenticating to SMTP server Related CVEs: CVE-2003-0792 CVE-2005-2335 CVE-2005-3088 CVE-2005-4348 CVE-2006-0321 CVE-2006-5867 CVE-2006-5974 CVE-2007-1558  +11 more Upstream summary: Matthias Andree reports: fetchmail's SMTP client, when […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 20 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: The Update Framwork — path traversal vulnerability Related CVEs: CVE-2021-41131 Upstream summary: NVD reports: python-tuf is a Python reference implementation of The Update Framework (TUF). In both clients (`tuf/client` and […]

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FreeBSD 15 — consul — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — consul — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: consul — rpc: authorize raft requests Related CVEs: CVE-2017-15133 CVE-2020-25864 CVE-2020-28053 CVE-2021-28156 CVE-2021-37219 Upstream summary: Hashicorp reports: HashiCorp Consul Raft RPC layer allows non-server agents with a valid certificate signed […]

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FreeBSD 15 — bastillion — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — bastillion — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bastillion — log4j vulnerability Related CVEs: CVE-2021-44228 Upstream summary: FreeBSD port maintainer reports: Bastillion uses log4j. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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