Linux

Fedora 42 — valkey — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — valkey — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • May 28, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-114b1e5d3a Related CVEs: CVE-2026-23479 CVE-2026-25243 CVE-2026-23631 Upstream summary: ## Version 8.0.9 Security fixes – (**CVE-2026-23479**) Use-After-Free in unblock client flow – (**CVE-2026-25243**) Invalid Memory Access in RESTORE command – (**CVE-2026-23631**) Use-after-free when […]

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AlmaLinux 10 — fontforge — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — fontforge — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • May 27, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:6631 Related CVEs: CVE-2025-15270 CVE-2025-15269 CVE-2025-15275 CVE-2025-15279 Upstream summary: FontForge is a font editor for outline and bitmap fonts. It supports a range of font formats, including PostScript (ASCII and binary Type […]

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How to Install Valkey on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Valkey on RHEL 10

  • May 27, 2026
  • Linux
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Introduction Setting up install valkey on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Valkey on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the result on […]

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AlmaLinux 9 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • May 27, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8457 Related CVEs: CVE-2026-33983 CVE-2026-33984 CVE-2026-22852 CVE-2026-22854 CVE-2026-22856 CVE-2026-23732 CVE-2026-23948 CVE-2026-24491  +12 more Upstream summary: FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The […]

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Common Problems 115974

Ubuntu 26.04 LTS – boot drops to initramfs BusyBox shell – Fix & Prevention

  • May 27, 2026
  • Linux
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🔴 Critical   ⏱ 5–30 min  Last verified: 27 May 2026 Affected versions: Ubuntu 26.04 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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Common Problems 116039

Ubuntu 26.04 LTS – PipeWire service starts but no audio output is available

  • May 27, 2026
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 27 May 2026 Affected versions: Ubuntu 26.04 LTS Ubuntu 26.04 Ubuntu 26.04.1 📖 ~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 […]

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Amazon Linux 2023 — kernel-livepatch-6.18.8-9.213 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.18.8-9.213 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • May 27, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2026-130 Related CVEs: CVE-2026-43284 CVE-2026-31431 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other […]

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Debian 13 — semi — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — semi — vulnerability — patch and remediation guide

  • May 27, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 27 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0440 Upstream summary: The (1) semi MIME library 1.14.5 and earlier, and (2) wemi 1.14.0 and possibly other versions, allows local users to overwrite arbitrary files via a […]

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Amazon Linux 2023 — kernel-livepatch-6.18.15-14.217 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.18.15-14.217 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • May 27, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2026-134 Related CVEs: CVE-2026-43284 CVE-2026-31431 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other […]

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AlmaLinux 8 — openssl — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — openssl — multiple vulnerabilities (14 CVEs) — patch and remediation guide

  • May 27, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:1405 Related CVEs: CVE-2022-4304 CVE-2022-4450 CVE-2023-0215 CVE-2023-0286 CVE-2022-0778 CVE-2025-69419 CVE-2025-9230 CVE-2022-1292  +6 more Upstream summary: OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, […]

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