Common Problems

FreeBSD 12 — krb5-appl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — krb5-appl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: krb5-appl — telnetd code execution vulnerability Related CVEs: CVE-2011-4862 Upstream summary: The MIT Kerberos Team reports: When an encryption key is supplied via the TELNET protocol, its length is not […]

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openSUSE Tumbleweed — lame — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — lame — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2018:0543-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-9410 CVE-2017-9411 CVE-2017-9412 Upstream summary: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2015-9101. Reason: This candidate is a duplicate of CVE-2015-9101. Notes: All CVE users […]

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FreeBSD 12 — sharutils — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — sharutils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: sharutils — unshar insecure temporary file creation Related CVEs: CVE-2005-0990 Upstream summary: An Ubuntu Advisory reports: Joey Hess discovered that "unshar" created temporary files in an insecure manner. This could […]

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openSUSE Tumbleweed — icedtea-web — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — icedtea-web — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2019:1911-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-10181 CVE-2019-10185 CVE-2019-10182 Upstream summary: It was found that in icedtea-web up to and including 1.7.2 and 1.8.2 executable code could be injected in a […]

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Ubuntu 18.04 — influxdb — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — influxdb — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 November 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5451-1 Related CVEs: CVE-2019-20933 Upstream summary: Ilya Averyanov discovered that an InfluxDB vulnerability allowed attackers to bypass authentication and gain access to any known database user. Table of contents Symptom […]

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Common Problems 118589

Ubuntu 16.04 LTS Cloud-Init Rewrites Network Configuration

🟡 Medium   ⏱ 5–30 min  Last verified: 14 November 2019 Affected versions: 16.04 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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Common Problems 115592

High load average with kswapd and I/O wait

🟡 Medium   ⏱ 5–30 min  Last verified: 14 November 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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Common Problems 113614

Windows Server 2016 – Hyper-V host reboot leaves critical VMs in saved state – Fix & Prevention (FIX-PREVENTION-2)

🟠 High   ⏱ 5–30 min  Last verified: 14 November 2019 Affected versions: Windows Server 2016 📖 ~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 12 — py32-pycrypto — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py32-pycrypto — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pycrypto — PRNG reseed race condition Related CVEs: CVE-2013-1445 Upstream summary: Dwayne Litzenberger reports: In PyCrypto before v2.6.1, the Crypto.Random pseudo-random number generator (PRNG) exhibits a race condition that may […]

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Common Problems 112564

Windows Server 2019 — AD Recycle Bin recovery needed to restore accidentally deleted user object — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 14 November 2019 Affected versions: Windows Server 2019 📖 ~2 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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