DNS

Debian 12 — djbdns — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — djbdns — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 January 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4392 CVE-2009-0858 CVE-2012-1191 Upstream summary: dnscache in Daniel J. Bernstein djbdns 1.05 does not prevent simultaneous identical outbound DNS queries, which makes it easier for remote attackers to […]

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Common Problems 114435

RHEL 9: SELinux Denials Breaking httpd Access

🟡 Medium   ⏱ 5–30 min  Last verified: 28 January 2024 📖 ~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 & Cross-Refs References & Further […]

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FreeBSD 14 — adns — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — adns — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 January 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: adns — multiple vulnerabilities Related CVEs: CVE-2017-9103 CVE-2017-9104 CVE-2017-9105 CVE-2017-9106 CVE-2017-9107 CVE-2017-9108 CVE-2017-9109 Upstream summary: Ian Jackson and the adns project reports: Vulnerable applications: all adns callers. Exploitable by: the […]

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Common Problems 122692

NFS Mounts Intermittently Freeze Applications

🟠 High   ⏱ 5–30 min  Last verified: 25 January 2024 Affected versions: FreeBSD 14 📖 ~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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openSUSE Leap 15.5 — bind — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — bind — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory RHSA-2024:7349 (see also SUSE bugzilla) Related CVEs: CVE-2024-1737 CVE-2024-1975 CVE-2024-4076 CVE-2023-4408 CVE-2023-5517 CVE-2023-5679 CVE-2023-6516 CVE-2023-50387  +4 more Upstream summary: Resolver caches and authoritative zone databases that hold significant numbers of RRs […]

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FreeBSD 12 — bind — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — bind — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 January 2024 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: DNSSEC validators — denial-of-service/CPU exhaustion from KeyTrap and NSEC3 vulnerabilities Related CVEs: CVE-2003-0914 CVE-2005-0033 CVE-2005-0034 CVE-2006-4095 CVE-2006-4096 CVE-2009-0696 CVE-2011-1910 CVE-2011-2464  +12 more Upstream summary: Simon Kelley reports: If DNSSEC validation […]

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Common Problems 114593

RHEL 9 dnf download failures behind enterprise proxy

🟡 Medium   ⏱ 5–30 min  Last verified: 23 January 2024 📖 ~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 & Cross-Refs References & Further […]

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FreeBSD 14 — powerdns — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

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

🟠 High   ⏱ 15–60 min  Last verified: 23 January 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: powerdns — denial of service Related CVEs: CVE-2005-2302 CVE-2012-0206 CVE-2015-1868 CVE-2015-5230 CVE-2015-5311 CVE-2015-5470 CVE-2016-2120 CVE-2016-6170  +12 more Upstream summary: PowerDNS Team reports: PowerDNS Security Advisory 2022-01: incomplete validation of incoming […]

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NetBSD 9.4 — p5-Net-DNS — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — p5-Net-DNS — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2007-6341 CVE-2007-3377 CVE-2007-3409 Upstream summary: pkgsrc audit-packages flagged p5-Net-DNS<0.63 for vulnerability class 'remote-denial-of-service'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6341 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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AlmaLinux 8 — python-dns — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — python-dns — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:5994 Related CVEs: CVE-2023-40217 CVE-2023-24329 CVE-2023-29483 CVE-2022-40897 CVE-2022-48560 CVE-2022-48565 CVE-2023-43804 CVE-2024-22195  +12 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language that supports modules, classes, exceptions, high-level dynamic data types, […]

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