chris

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

FreeBSD 15 — xwayland — 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: xwayland — Multiple vulnerabilities Related CVEs: CVE-2017-12176 CVE-2017-12177 CVE-2017-12178 CVE-2017-12179 CVE-2017-12180 CVE-2017-12181 CVE-2017-12182 CVE-2017-12183  +12 more Upstream summary: X.Org project reports: Multiple issues have been found in the X server […]

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Debian 9 — wordpress — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — wordpress — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-14718 CVE-2017-16510 CVE-2018-10100 CVE-2018-12895 CVE-2018-20147 CVE-2020-11025 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Debian 10 — postgresql-11 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — postgresql-11 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-10208 CVE-2020-1720 CVE-2021-23214 CVE-2021-32027 CVE-2022-1552 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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

Debian 11 — tcpdump — 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-2002-0380 CVE-2002-1350 CVE-2003-0093 CVE-2003-0108 CVE-2003-0145 CVE-2003-0989 CVE-2003-1029 CVE-2004-0055  +12 more Upstream summary: Buffer overflow in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service […]

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pr cp 120046 r2

Debian 12 Time Drift Due to chrony Source Instability

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 12 📖 ~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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Debian 13 — perl — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — perl — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-0703 CVE-2002-1323 CVE-2003-0615 CVE-2003-0618 CVE-2003-0900 CVE-2004-0452 CVE-2004-0976 CVE-2005-0155  +12 more Upstream summary: An interaction between the Perl MD5 module (perl-Digest-MD5) and Perl could produce incorrect MD5 checksums for […]

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pr cp 119012 r2

Ubuntu 14.04 LTS cron jobs stop executing on schedule

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: 14.04 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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pr cp 118481 r2

Ubuntu 16.04 LTS – apt update fails with Hash Sum mismatch – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 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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pr cp 117986 r2

Ubuntu 18.04 LTS – root filesystem remounts read-only after ext4 journal errors – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 18.04 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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pr cp 117482 r2

Ubuntu 20.04 LTS – root filesystem remounts read-only after ext4 journal errors – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 20.04 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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