Fedora 42 — dotnet9.0 — multiple vulnerabilities (8 CVEs) — patch and remediation guide

July 20, 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-2026-85758358ff Related CVEs: CVE-2026-32175 CVE-2026-32177 CVE-2026-35433 CVE-2026-42899 CVE-2026-26171 CVE-2026-32178 CVE-2026-32203 CVE-2026-33116 Upstream summary: Update to .NET SDK 9.0.117 and Runtime 9.0.16 Fixes: CVE-2026-32175,CVE-2026-32177,CVE-2026-35433,CVE-2026-42899 Release Notes: – SDK: https://github.com/dotnet/core/blob/main/release-notes/9.0/9.0.16/9.0.117.md – Runtime: https://github.com/dotnet/core/blob/main/release-notes/9.0/9.0.16/9.0.16.md Table […]

Ubuntu 26.04 LTS /boot Partition Full Prevents Kernel Updates

July 19, 2026
Linux
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🟠 High ⏱ 5–30 min Last verified: 19 July 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 […]

Ubuntu 26.04 LTS – unattended-upgrades causes sustained high CPU – Fix & Prevention

July 19, 2026
Linux
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🟡 Medium ⏱ 5–30 min Last verified: 19 July 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 […]

Amazon Linux 2023 — clamav1.4 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

July 19, 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 ALAS2023-2025-1081 Related CVEs: CVE-2025-20234 CVE-2025-20260 CVE-2026-20031 CVE-2025-20128 Upstream summary: A vulnerability in Universal Disk Format (UDF) processing of ClamAV could allow an unauthenticated, remote attacker to cause a denial of […]

AlmaLinux 8 — libnbd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

July 19, 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-2024:4420 Related CVEs: CVE-2024-4467 CVE-2022-40284 CVE-2023-3354 CVE-2020-35517 CVE-2025-11234 CVE-2025-49133 CVE-2024-3446 CVE-2024-7383 +12 more Upstream summary: Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel […]

How to Install Maven and Gradle on RHEL 9

July 19, 2026
Linux
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Maven and Gradle are the two dominant build tools for Java projects. Maven uses an XML-based declarative configuration (pom.xml), follows strict conventions, and dominates in enterprise environments with heavy use of the Maven Central repository for dependency management. Gradle uses a Groovy or Kotlin DSL, is more flexible and faster than Maven (due to incremental […]

Debian 13 — mako — multiple vulnerabilities (3 CVEs) — patch and remediation guide

July 19, 2026
Linux
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🟡 Medium ⏱ 10–30 min Last verified: 19 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2010-2480 CVE-2022-40023 CVE-2026-41205 Upstream summary: Mako before 0.3.4 relies on the cgi.escape function in the Python standard library for cross-site scripting (XSS) protection, which makes it easier for […]

RHEL 10 – Podman container cannot bind privileged port under SELinux – Fix & Prevention

July 19, 2026
Linux
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🟠 High ⏱ 5–30 min Last verified: 19 July 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 & […]

Debian 13 — camlimages — multiple vulnerabilities (3 CVEs) — patch and remediation guide

July 19, 2026
Linux
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🟡 Medium ⏱ 10–30 min Last verified: 19 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2009-2295 CVE-2009-2660 CVE-2009-3296 Upstream summary: Multiple integer overflows in CamlImages 2.2 and earlier might allow context-dependent attackers to execute arbitrary code via a crafted PNG image with large […]

Debian 13 — knot-resolver — multiple vulnerabilities (14 CVEs) — patch and remediation guide

July 19, 2026
Linux
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🟠 High ⏱ 15–60 min Last verified: 19 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2018-1000002 CVE-2018-10920 CVE-2018-1110 CVE-2019-10190 CVE-2019-10191 CVE-2019-19331 CVE-2020-12667 CVE-2021-40083 +6 more Upstream summary: Improper input validation bugs in DNSSEC validators components in Knot Resolver (prior version 1.5.2) allow attacker […]

Linux

Fedora 42 — dotnet9.0 — multiple vulnerabilities (8 CVEs) — patch and remediation guide

Ubuntu 26.04 LTS /boot Partition Full Prevents Kernel Updates

Ubuntu 26.04 LTS – unattended-upgrades causes sustained high CPU – Fix & Prevention

Amazon Linux 2023 — clamav1.4 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

AlmaLinux 8 — libnbd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

How to Install Maven and Gradle on RHEL 9

Debian 13 — mako — multiple vulnerabilities (3 CVEs) — patch and remediation guide

RHEL 10 – Podman container cannot bind privileged port under SELinux – Fix & Prevention

Debian 13 — camlimages — multiple vulnerabilities (3 CVEs) — patch and remediation guide

Debian 13 — knot-resolver — multiple vulnerabilities (14 CVEs) — patch and remediation guide

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