Operations

pr cp 117576 r2

Ubuntu 20.04 VPN Connection Drops Network Access

🟡 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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SLES 16 — djvulibre — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — djvulibre — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:1641-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-32490 CVE-2021-32491 CVE-2021-32492 CVE-2021-32493 CVE-2021-3500 CVE-2021-3630 CVE-2019-15142 CVE-2019-15143  +6 more Upstream summary: A flaw was found in djvulibre-3.5.28 and earlier. An out of bounds write […]

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pr cp 118071 r2

Ubuntu 18.04 Docker Fails to Start After Upgrade

🟡 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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SLES 15 — python311-wheel — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python311-wheel — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:1902 (see also SUSE bugzilla) Related CVEs: CVE-2026-24049 Upstream summary: wheel is a command line tool for manipulating Python wheel files, as defined in PEP 427. In versions 0.40.0 through 0.46.1, the […]

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pr cp 118574 r2

Ubuntu 16.04 LTS rsyslog stops writing logs after permission regression

🟠 High   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: 16.04 📖 ~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 […]

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SLES 12 — jdom — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — jdom — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:712-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-33813 Upstream summary: An XXE issue in SAXBuilder in JDOM through 2.0.6 allows attackers to cause a denial of service via a crafted HTTP request. […]

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pr cp 119101 r2

Ubuntu 14.04 LTS PHP-FPM workers exhausted causing 502 Bad Gateway

🟠 High   ⏱ 5–30 min  Last verified: 20 May 2026 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 […]

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CentOS Stream 10 — mysql-selinux — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — mysql-selinux — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:15699 Related CVEs: CVE-2024-13176 CVE-2025-21574 CVE-2025-21575 CVE-2025-21577 CVE-2025-21579 CVE-2025-21580 CVE-2025-21581 CVE-2025-21584  +12 more Upstream summary: MySQL is a multi-user, multi-threaded SQL database server. MySQL is a client/server implementation consisting of a […]

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Debian 13 — cacti — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — cacti — 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-2002-1477 CVE-2002-1478 CVE-2002-1479 CVE-2004-1736 CVE-2004-1737 CVE-2005-10004 CVE-2005-1524 CVE-2005-1525  +12 more Upstream summary: graphs.php in Cacti before 0.6.8 allows remote authenticated Cacti administrators to execute arbitrary commands via shell […]

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CentOS Stream 9 — toolbox — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — toolbox — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:13673 Related CVEs: CVE-2025-23266 CVE-2023-45290 CVE-2024-24785 CVE-2024-24788 CVE-2024-24791 CVE-2023-39318 CVE-2023-39319 CVE-2023-39326  +12 more Upstream summary: Toolbox is a tool for Linux operating systems, which allows the use of containerized command line […]

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