🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read • Source: AlmaLinux/RHEL advisory ALSA-2024:2525 Related CVEs: CVE-2022-44638 Upstream summary: Pixman is a pixel manipulation library for the X Window System and Cairo. Security Fix(es): * pixman: Integer overflow in pixman_sample_floor_y leading to heap out-of-bounds […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2024:2632-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-49990 CVE-2023-49991 CVE-2023-49992 CVE-2023-49993 CVE-2023-49994 Upstream summary: Espeak-ng 1.52-dev was discovered to contain a buffer-overflow via the function SetUpPhonemeTable at synthdata.c. Table of contents Symptom […]
In this tutorial, you’ll learn how to run multiple web applications on the same Docker host using the reverse proxy Traefik to route requests to separate containers and review container health on a monitoring dashboard.
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read • Source: SUSE advisory SUSE-CU-2022:1151-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-24407 CVE-2019-19906 CVE-2009-0688 Upstream summary: In Cyrus SASL 2.1.17 through 2.1.27 before 2.1.28, plugins/sql.c does not escape the password for a SQL INSERT or UPDATE […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2022-8393 Related CVEs: CVE-2022-1348 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2023-3922 Related CVEs: CVE-2023-29402 CVE-2023-29404 CVE-2023-29405 CVE-2023-29403 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]
How to Use OpenSSL to Generate, Sign and Manage SSL Certificates on RHEL 7 OpenSSL is the standard open-source toolkit for implementing the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, and it is used on almost every Linux server in production. On Red Hat Enterprise Linux 7, OpenSSL is installed by default […]
Learn how to create a new user with sudo privileges on Rocky Linux, including secure configuration, group assignment, and permission verification.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2022:8226 Related CVEs: CVE-2022-2309 Upstream summary: lxml is an XML processing library providing access to libxml2 and libxslt libraries using the Python ElementTree API. Security Fix(es): * lxml: NULL Pointer Dereference in […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read • Source: Microsoft KB5022343 • MSRC update-guide entry Related CVEs: CVE-2023-21535 CVE-2023-21546 CVE-2023-21543 CVE-2023-21548 CVE-2023-21555 CVE-2023-21556 CVE-2023-21561 CVE-2023-21679 +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]
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