Package Management

FreeBSD 12 — shibboleth2-sp — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — shibboleth2-sp — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: shibboleth2-sp — "Dynamic" metadata provider plugin issue Upstream summary: The Internet2 community reports: The Shibboleth Service Provider software includes a MetadataProvider plugin with the plugin type "Dynamic" to obtain metadata […]

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How to Configure DNS Client on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure DNS Client on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure dns client on ibm aix 7.1 on IBM […]

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FreeBSD 12 — squashfs-tools — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — squashfs-tools — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: squashfs-tools — Integer overflow Related CVEs: CVE-2015-4645 Upstream summary: Phillip Lougher reports: Integer overflow in the read_fragment_table_4 function in unsquash-4.c in Squashfs and sasquatch allows remote attackers to cause a […]

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Ubuntu 18.04 — mistral — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — mistral — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7465-1 Related CVEs: CVE-2018-16848 CVE-2018-16849 CVE-2019-3866 Upstream summary: It was discovered that Mistral incorrectly handled nested anchors in YAML files. An attacker could possibly use this issue to cause a […]

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SLES 15 — netcdf-gnu-hpc — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — netcdf-gnu-hpc — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:3804-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-20005 CVE-2019-20006 CVE-2019-20007 CVE-2019-20198 CVE-2019-20199 CVE-2019-20200 CVE-2019-20201 CVE-2019-20202  +8 more Upstream summary: An issue was discovered in ezXML 0.8.3 through 0.8.6. The function ezxml_decode, while […]

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SLES 15 — libsaml9 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libsaml9 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2017:3234-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-16853 Upstream summary: The DynamicMetadataProvider class in saml/saml2/metadata/impl/DynamicMetadataProvider.cpp in OpenSAML-C in OpenSAML before 2.6.1 fails to properly configure itself with the MetadataFilter plugins and does […]

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Oracle Linux 8 — mysql:8.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mysql:8.0 — vulnerability — patch and remediation guide (ELSA-2019-2511)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-2511 Related CVEs: CVE-2019-2420 CVE-2019-2495 CVE-2019-2532 CVE-2019-2581 CVE-2019-2810 CVE-2019-2815 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 115569

RHEL 7 boots old kernel after yum update due to grub default mismatch

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: RHEL 7 📖 ~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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openSUSE Tumbleweed — apache-commons-daemon — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — apache-commons-daemon — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2011:1062-1 (see also SUSE bugzilla) Related CVEs: CVE-2011-2729 Upstream summary: native/unix/native/jsvc-unix.c in jsvc in the Daemon component 1.0.3 through 1.0.6 in Apache Commons, as used in Apache Tomcat 5.5.32 through 5.5.33, 6.0.30 […]

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How to Install HAProxy on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Install HAProxy on SLES 15

Introduction This tutorial covers How to Install HAProxy on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh && […]

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