Linux

Ubuntu 16.04 — python-urllib3 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — python-urllib3 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

  • April 24, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 24 April 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7599-1 Related CVEs: CVE-2025-50182 CVE-2025-50181 CVE-2024-37891 CVE-2018-25091 CVE-2023-43804 CVE-2023-45803 CVE-2020-26137 CVE-2018-20060  +2 more Upstream summary: Jacob Sandum discovered that urllib3 handled redirects even when they were explicitly disabled while using […]

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openSUSE Leap 15.6 — ImageMagick — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — ImageMagick — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 24, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1201-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-28686 CVE-2026-28690 CVE-2026-31853 CVE-2026-28691 CVE-2026-30883 CVE-2026-28493 CVE-2026-28494 CVE-2026-28687  +12 more Upstream summary: ImageMagick is free and open-source software used for editing and manipulating digital […]

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Ubuntu 18.04 — libxmltok — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libxmltok — multiple vulnerabilities (19 CVEs) — patch and remediation guide

  • April 24, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 24 April 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8023-1 Related CVEs: CVE-2026-25210 CVE-2026-24515 CVE-2012-1148 CVE-2015-1283 CVE-2016-0718 CVE-2016-4472 CVE-2018-20843 CVE-2019-15903  +11 more Upstream summary: It was discovered that Expat, contained within the xmltok library, incorrectly handled the initialization of […]

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SLES 16 — python313-gunicorn — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — python313-gunicorn — vulnerability — patch and remediation guide

  • April 24, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 24 April 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:1440-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-1135 Upstream summary: Gunicorn fails to properly validate Transfer-Encoding headers, leading to HTTP Request Smuggling (HRS) vulnerabilities. By crafting requests with conflicting Transfer-Encoding headers, attackers […]

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Rocky Linux 8 — aardvark-dns — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — aardvark-dns — multiple vulnerabilities (13 CVEs) — patch and remediation guide

  • April 24, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:4672 Related CVEs: CVE-2025-61726 CVE-2025-61728 CVE-2025-68121 CVE-2024-24785 CVE-2025-61729 CVE-2025-65637 CVE-2025-47913 CVE-2025-52881  +5 more Upstream summary: The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. […]

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Oracle Linux 8 — opencryptoki — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — opencryptoki — vulnerability — patch and remediation guide (ELSA-2026-5587)

  • April 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 24 April 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-5587 Related CVEs: CVE-2026-23893 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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

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

  • April 24, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 24 April 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:4110 Related CVEs: CVE-2026-2003 CVE-2026-2004 CVE-2026-2005 CVE-2026-2006 CVE-2025-8714 CVE-2025-8715 CVE-2025-1094 CVE-2024-10976  +12 more Upstream summary: PostgreSQL is an advanced object-relational database management system (DBMS). Security Fix(es): * postgresql: PostgreSQL missing validation […]

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How to Install OpenShift Local (CRC) on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install OpenShift Local (CRC) on RHEL 10

  • April 24, 2026
  • Linux
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Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install openshift local (crc) both straightforward and auditable. This tutorial covers the complete procedure for how to Install OpenShift Local (CRC) on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites Before […]

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CentOS Stream 9 — iputils — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — iputils — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • April 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 24 April 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:17558 Related CVEs: CVE-2025-48964 CVE-2025-47268 Upstream summary: The iputils packages contain basic utilities for monitoring a network, including ping. Security Fix(es): * iputils: iputils integer overflow (CVE-2025-48964) For more details about […]

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CentOS Stream 10 — libtiff — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — libtiff — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • April 24, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 24 April 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:12265 Related CVEs: CVE-2026-4775 CVE-2025-9900 CVE-2023-52356 Upstream summary: The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files. Security Fix(es): * libtiff: libtiff: Arbitrary code […]

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