Operations

pr cp 121703 r2

Debian 9: OOM killer terminates Java service under memory pressure

🔴 Critical   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Debian 9 📖 ~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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pr cp 114133 r2

RPM database corruption prevents package transactions

🔴 Critical   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~1 min read Table of contents Problem Summary Symptoms Diagnostics Root Cause Primary Fix Verification Prevention Rollback Automation Command Reference Escalation Related Notes Problem Summary rpm/dnf transactions fail because rpmdb is inconsistent or locked. Symptoms Messages include […]

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FreeBSD 15 — py27-django-devel — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py27-django-devel — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: django — multiple vulnerabilities Related CVEs: CVE-2012-3442 CVE-2012-3443 CVE-2012-3444 CVE-2013-1443 CVE-2013-4315 CVE-2014-0472 CVE-2014-0473 CVE-2014-0474  +12 more Upstream summary: Tim Graham reports: Malicious redirect and possible XSS attack via user-supplied redirect […]

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pr cp 114627 r2

RHEL 9 HTTP Service Reachable Locally but Blocked Externally

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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 — gaim — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

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

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libgadu — multiple vulnerabilities Related CVEs: CVE-2004-0005 CVE-2004-0006 CVE-2004-0007 CVE-2004-0008 CVE-2004-0500 CVE-2004-0754 CVE-2004-0784 CVE-2004-0785  +12 more Upstream summary: Wojtek Kaniewski reports: Multiple vulnerabilities have been found in libgadu, a library […]

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NetBSD 10.0 — ruby-rails71 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ruby-rails71 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-55193 Upstream summary: pkgsrc audit-packages flagged ruby{31,32,33,34}-rails71<7.1.5.2 for vulnerability class 'improper-output-neutralization'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-55193 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 10.0 — ruby-rails72 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ruby-rails72 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-55193 Upstream summary: pkgsrc audit-packages flagged ruby{31,32,33,34}-rails72<7.2.2.2 for vulnerability class 'improper-output-neutralization'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-55193 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 10.0 — ruby-rails80 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ruby-rails80 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-55193 Upstream summary: pkgsrc audit-packages flagged ruby{31,32,33,34}-rails80<8.0.2.1 for vulnerability class 'improper-output-neutralization'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-55193 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 10.0 — ruby-rdoc — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ruby-rdoc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged ruby{18,19,193}-rdoc<3.12.1 for vulnerability class 'cross-site-scripting'. Reference: http://www.ruby-lang.org/en/news/2013/02/06/rdoc-xss-cve-2013-0256/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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NetBSD 10.0 — ruby-redcarpat — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ruby-redcarpat — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2015-5147 Upstream summary: pkgsrc audit-packages flagged ruby{18,193,200,21,22}-redcarpat<3.3.2 for vulnerability class 'stack-overflow'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5147 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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