Common Problems

SLES 16 — java — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — java — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 April 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:9254 (see also SUSE bugzilla) Related CVEs: CVE-2026-22016 CVE-2026-34282 CVE-2026-21932 CVE-2026-21945 CVE-2025-53066 CVE-2022-21449 CVE-2022-21476 CVE-2022-34169  +12 more Upstream summary: Unknown. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Amazon Linux 2 — java-11-amazon-corretto — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — java-11-amazon-corretto — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2021-1731 Related CVEs: CVE-2021-44228 CVE-2021-45046 CVE-2026-22007 CVE-2026-22013 CVE-2026-22016 CVE-2026-22018 CVE-2026-22021 CVE-2026-34268  +12 more Upstream summary: No versions of an Amazon Linux Java Virtual Machine (JVM) are affected by CVE-2021-44228 or […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 16 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: redis,valkey — Denial-of-service valnerability due to malformed ACL selectors Related CVEs: CVE-2013-7458 CVE-2015-4335 CVE-2021-21309 CVE-2021-29477 CVE-2021-29478 CVE-2021-32625 CVE-2021-32626 CVE-2021-32627  +12 more Upstream summary: Redis core team reports: An authenticated with […]

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

Debian 13 — ruby-rack — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-5036 CVE-2012-6109 CVE-2013-0183 CVE-2013-0184 CVE-2013-0262 CVE-2013-0263 CVE-2015-3225 CVE-2018-16471  +12 more Upstream summary: Rack before 1.1.3, 1.2.x before 1.2.5, and 1.3.x before 1.3.6 computes hash values for form parameters […]

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Common Problems 114108

RHEL 10 Kdump Fails to Capture Crash Dump After Kernel Panic

🔴 Critical   ⏱ 5–30 min  Last verified: 15 April 2026 Affected versions: RHEL 10 📖 ~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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FreeBSD 15 — krfb — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — krfb — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: krfb — Multiple security issues in bundled libvncserver Related CVEs: CVE-2014-4607 CVE-2014-6055 Upstream summary: Martin Sandsmark reports: krfb 4.14 [and earlier] embeds libvncserver which has had several security issues. Several […]

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AlmaLinux 10 — fence-agents — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — fence-agents — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:13916 Related CVEs: CVE-2026-30922 CVE-2026-32597 CVE-2026-23490 Upstream summary: The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be […]

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FreeBSD 15 — turba — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — turba — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: turba — Cross site scripting vulnerabilities in several of the address book name and contact data fields Upstream summary: Announce of Turba H3 (2.0.5) (final): This [2.0.5] is a security […]

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AlmaLinux 9 — libpng15 — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — libpng15 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:3031 Related CVEs: CVE-2026-25646 Upstream summary: The libpng15 package provides libpng 1.5, an older version of the libpng. library for manipulating PNG (Portable Network Graphics) image format files. This version should be […]

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FreeBSD 15 — quagga-re — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — quagga-re — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: quagga — BGP OPEN denial of service vulnerability Related CVEs: CVE-2012-0249 CVE-2012-0250 CVE-2012-0255 CVE-2012-1820 Upstream summary: CERT reports: If a pre-configured BGP peer sends a specially-crafted OPEN message with a […]

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CHAT