Common Problems

Common Problems 112550

Windows Server 2019 – Failover cluster groups flap due to aggressive failback settings – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 21 June 2019 Affected versions: Windows Server 2019 📖 ~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 — patch — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — patch — multiple vulnerabilities (7 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 ALAS2-2019-1317 Related CVEs: CVE-2016-10713 CVE-2018-1000156 CVE-2018-20969 CVE-2018-6952 CVE-2019-13638 CVE-2015-1418 CVE-2019-13636 Upstream summary: do_ed_script in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: […]

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FreeBSD 12 — ja-mutt — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ja-mutt — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mutt — denial of service via crafted mail message Related CVEs: CVE-2004-0078 CVE-2007-2683 CVE-2014-9116 Upstream summary: NVD reports: The write_one_header function in mutt 1.5.23 does not properly handle newline characters […]

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FreeBSD 12 — leafnode — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — leafnode — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: leafnode — denial of service vulnerability Related CVEs: CVE-2002-1661 CVE-2003-0744 CVE-2004-2068 CVE-2005-1453 CVE-2005-1911 Upstream summary: Matthias Andree reports: A vulnerability was found in the fetchnews program (the NNTP client) that […]

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Debian 9 — python-apt — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — python-apt — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 June 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-15795 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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SLES 15 — vsftpd — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — vsftpd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 June 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2015:0417-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-1419 Upstream summary: Unspecified vulnerability in vsftpd 3.0.2 and earlier allows remote attackers to bypass access restrictions via unknown vectors, related to deny_file parsing. Table […]

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

FreeBSD 12 — de-netscape — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0597 CVE-2004-0598 CVE-2004-0599 CVE-2004-0762 CVE-2004-0765 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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Common Problems 115067

SSSD Offline Cache Used Unexpectedly for Domain Users

🟡 Medium   ⏱ 5–30 min  Last verified: 20 June 2019 📖 ~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 12 — libcdaudio — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libcdaudio — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libcdaudio — remote buffer overflow and code execution Related CVEs: CVE-2005-0706 CVE-2008-5030 Upstream summary: securityfocus reports: The 'libcdaudio' library is prone to a remote heap code in the context of […]

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openSUSE Tumbleweed — python-bjoern — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python-bjoern — 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-2015:0563-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-0219 Upstream summary: Django before 1.4.18, 1.6.x before 1.6.10, and 1.7.x before 1.7.3 allows remote attackers to spoof WSGI headers by using an _ (underscore) […]

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CHAT