Troubleshooting

Debian 11 — openexr — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — openexr — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1720 CVE-2009-1721 CVE-2009-1722 CVE-2017-12596 CVE-2017-14988 CVE-2017-9110 CVE-2017-9111 CVE-2017-9112  +12 more Upstream summary: Multiple integer overflows in OpenEXR 1.2.2 and 1.6.1 allow context-dependent attackers to cause a denial of […]

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IBM AIX 7.2 — CVE-2010-3187 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2010-3187 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2010-3187, IBM Support Bulletin CVE: CVE-2010-3187 NVD summary: Buffer overflow in ftpd in IBM AIX 5.3 and earlier allows remote attackers to execute arbitrary code via a long NLST command. References: aix.software.ibm.com/aix/efixes/security/ftpd_ad […]

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Debian 10 — mosquitto — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — mosquitto — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-11779 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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IBM AIX 7.1 — CVE-2010-3187 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2010-3187 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2010-3187, IBM Support Bulletin CVE: CVE-2010-3187 NVD summary: Buffer overflow in ftpd in IBM AIX 5.3 and earlier allows remote attackers to execute arbitrary code via a long NLST command. References: aix.software.ibm.com/aix/efixes/security/ftpd_ad […]

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pr cp 111125 r2

Windows Server 2025 — Universal group membership caching not updating after group change — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Windows Server 2025 📖 ~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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Debian 9 — trafficserver — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — trafficserver — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-5660 CVE-2018-1318 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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pr cp 114079 r2

RHEL 10 – subscription-manager reports system not registered and repos unavailable – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

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FreeBSD 15 — nspr — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — nspr — 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: mozilla — multiple vulnerabilities Related CVEs: CVE-2014-1533 CVE-2014-1534 CVE-2014-1536 CVE-2014-1537 CVE-2014-1540 CVE-2014-1541 CVE-2014-1542 CVE-2014-1543  +12 more Upstream summary: The Mozilla Project reports: MFSA 2015-133 NSS and NSPR memory corruption issues […]

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pr cp 114583 r2

RHEL 9 auditd backlog warnings and dropped audit events

🟡 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 — rubygem-rails — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — rubygem-rails — 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: rails — multiple vulnerabilities Related CVEs: CVE-2007-3227 CVE-2007-6077 CVE-2008-4094 CVE-2012-3463 CVE-2012-3464 CVE-2012-3465 CVE-2012-5664 CVE-2013-0155  +12 more Upstream summary: Ruby on Rails blog: Rails 4.2.5.2, 4.1.14.2, and 3.2.22.2 have been released! […]

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