Security Hardening

Fedora 42 — uv — vulnerability — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — uv — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-8d8aee6aaf Upstream summary: Update `uv` and `python-uv-build` to [0.11.11](https://github.com/astral-sh/uv/blob/0.11.11/CHANGELOG.md). Update the `astral-tokio-tar` Rust crate to 0.6.1, fixing security advisories [GHSA-xx64-wwv2-hcqq](https://github.com/astral-sh/tokio-tar/security/advisories/GHSA-xx64-wwv2-hcqq) and [GHSA-fp55-jw48-c537](https://github.com/astral-sh/tokio-tar/security/advisories/GHSA-fp55-jw48-c537). Table of contents Symptom & Impact Environment & Reproduction Root […]

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Common Problems 114107

RHEL 10 – systemd-resolved causes intermittent DNS failures with split-DNS VPN – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 10 June 2026 Affected versions: RHEL 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 14 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 June 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dnsmasq — multiple vulnerabilities Related CVEs: CVE-2009-2957 CVE-2009-2958 CVE-2015-3294 CVE-2015-8899 CVE-2017-13704 CVE-2017-14491 CVE-2017-14492 CVE-2017-14493  +12 more Upstream summary: Simon Kelley reports: Today, 11th May 2026 CERT is releasing a set […]

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Common Problems 116125

Ubuntu 26.04 LTS – systemd service enters restart loop from bad ExecStart – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 10 June 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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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Amazon Linux 2 — vim — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — vim — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2026-3292 Related CVEs: CVE-2026-41411 CVE-2026-34982 CVE-2021-3236 CVE-2023-4733 CVE-2023-4734 CVE-2023-4735 CVE-2023-4738 CVE-2023-4750  +12 more Upstream summary: Vim is an open source, command line text editor. Prior to 9.2.0357, A command injection […]

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

FreeBSD 15 — wireshark-qt — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: wireshark — multiple security issues Related CVEs: CVE-2015-6241 CVE-2015-6242 CVE-2015-6243 CVE-2015-6244 CVE-2015-6245 CVE-2015-6246 CVE-2015-6247 CVE-2015-6248  +12 more Upstream summary: wireshark developers reports: wnpa-sec-2018-05. IEEE 802.11 dissector crash. (CVE-2018-7335) wnpa-sec-2018-06. Large […]

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How to Configure ModSecurity WAF with Apache2 on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure ModSecurity WAF with Apache2 on FreeBSD 15

Introduction Deploying configure modsecurity waf with apache2 on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + […]

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FreeBSD 15 — vim6+ruby — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — vim6+ruby — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: vim6 — heap-based overflow while parsing shell metacharacters Related CVEs: CVE-2008-3432 Upstream summary: Description for CVE-2008-3432 says: Heap-based buffer overflow in the mch_expand_wildcards function in os_unix.c in Vim 6.2 and […]

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FreeBSD 15 — privoxy — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — privoxy — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: privoxy — multiple vulnerabilities Related CVEs: CVE-2013-2503 CVE-2015-1030 CVE-2015-1031 CVE-2015-1201 CVE-2015-1380 CVE-2015-1381 CVE-2015-1382 CVE-2016-1982  +1 more Upstream summary: Privoxy Developers reports: Prevent invalid reads in case of corrupt chunk-encoded content. […]

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