Common Problems

Common Problems 119121

Ubuntu 14.04 LTS GRUB update fails and leaves system unbootable

🔴 Critical   ⏱ 5–30 min  Last verified: 5 July 2019 Affected versions: 14.04 📖 ~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 […]

Read more
FreeBSD 12 — ja-iv — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ja-iv — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tiff — buffer overflow vulnerability Related CVEs: CVE-2004-0803 CVE-2004-0804 CVE-2004-0886 CVE-2004-1308 CVE-2005-1544 Upstream summary: A Gentoo Linux Security Advisory reports: Tavis Ormandy of the Gentoo Linux Security Audit Team discovered […]

Read more
Common Problems 118121

Ubuntu 18.04 Cannot Resolve Hostname in sudo

🟡 Medium   ⏱ 5–30 min  Last verified: 5 July 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 […]

Read more
FreeBSD 12 — linux-realplayer — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-realplayer — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: linux-realplayer — multiple vulnerabilities Related CVEs: CVE-2005-0611 CVE-2005-1277 CVE-2005-2922 CVE-2006-0323 CVE-2007-2263 CVE-2007-2264 CVE-2007-3410 CVE-2007-5081 Upstream summary: Secunia reports: Multiple vulnerabilities have been reported in RealPlayer/RealOne/HelixPlayer, which can be exploited by […]

Read more
Common Problems 112925

Windows Server 2016 – NTLM fallback when Kerberos should be used – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 5 July 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 […]

Read more
FreeBSD 12 — libsoup — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

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

🟢 Low   ⏱ 5–15 min  Last verified: 5 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libsoup — stack based buffer overflow Related CVEs: CVE-2011-2054 CVE-2017-2885 Upstream summary: Tobias Mueller reports: libsoup is susceptible to a stack based buffer overflow attack when using chunked encoding. Regardless […]

Read more
FreeBSD 12 — subversion-static — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — subversion-static — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: subversion — Arbitrary code execution vulnerability Upstream summary: subversion team reports: A Subversion client sometimes connects to URLs provided by the repository. This happens in two primary cases: during 'checkout', […]

Read more
FreeBSD 12 — mod_perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

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

🟢 Low   ⏱ 5–15 min  Last verified: 5 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mod_perl — cross-site scripting Related CVEs: CVE-2007-1349 CVE-2009-0796 Upstream summary: Secunia reports: Certain input passed to the "Apache::Status" and "Apache2::Status" modules is not properly sanitised before being returned to the […]

Read more
Common Problems 117934

Ubuntu 18.04 boot hangs at splash screen

🟡 Medium   ⏱ 5–30 min  Last verified: 4 July 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 […]

Read more
FreeBSD 12 — eGroupWare — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — eGroupWare — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pear-XML_RPC — remote PHP code injection vulnerability Related CVEs: CVE-2005-2498 Upstream summary: A Hardened-PHP Project Security Advisory reports: When the library parses XMLRPC requests/responses, it constructs a string of PHP […]

Read more
CHAT