Linux

Amazon Linux 2023 — amazon-ssm-agent — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — amazon-ssm-agent — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 28, 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 ALAS2023-2026-1499 Related CVEs: CVE-2025-61731 CVE-2025-68119 CVE-2025-22874 CVE-2025-4673 CVE-2025-47912 CVE-2025-58183 CVE-2025-58185 CVE-2025-58186  +12 more Upstream summary: cmd/go: bypass of flag sanitization can lead to arbitrary code execution (CVE-2025-61731) cmd/go: unexpected code […]

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Amazon Linux 2023 — python3.12 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — python3.12 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 28, 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 ALAS2023-2026-1619 Related CVEs: CVE-2026-0672 CVE-2026-3644 CVE-2026-4224 CVE-2026-4519 CVE-2026-4786 CVE-2026-6100 CVE-2025-8194 CVE-2024-12718  +12 more Upstream summary: The fix for CVE-2026-0672, which rejected control characters in http.cookies.Morsel, was incomplete. The Morsel.update(), |= […]

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Debian 13 — pcmanfm-qt — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — pcmanfm-qt — vulnerability — patch and remediation guide

  • April 28, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 28 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-48700 Upstream summary: An issue was discovered in all versions of PCManFM-Qt starting from 1.1.0. When a regular file's path is passed as a URI in an org.freedesktop.FileManager1.ShowFolders D-Bus […]

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

How to Install Graylog on RHEL 10

  • April 28, 2026
  • Linux
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Introduction How to Install Graylog on RHEL 10 on RHEL 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible and production-safe. […]

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Rocky Linux 8 — perl-threads — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — perl-threads — vulnerability — patch and remediation guide

  • April 28, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:8096 Related CVEs: CVE-2025-40909 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have […]

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Debian 13 — multipath-tools — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — multipath-tools — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • April 28, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 28 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-0115 CVE-2022-41973 CVE-2022-41974 Upstream summary: The Device Mapper multipathing driver (aka multipath-tools or device-mapper-multipath) 0.4.8, as used in SUSE openSUSE, SUSE Linux Enterprise Server (SLES), Fedora, and possibly […]

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openSUSE Tumbleweed — apache-pdfbox — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — apache-pdfbox — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • April 28, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2018:3384-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-11797 CVE-2021-27807 CVE-2026-3392 CVE-2026-33929 CVE-2016-2175 CVE-2018-8036 CVE-2021-27906 Upstream summary: In Apache PDFBox 1.8.0 to 1.8.15 and 2.0.0RC1 to 2.0.11, a carefully crafted PDF file can […]

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Debian 13 — invesalius — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — invesalius — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • April 28, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 28 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-42845 CVE-2024-44825 Upstream summary: An eval Injection vulnerability in the component invesalius/reader/dicom.py of InVesalius 3.1.99991 through 3.1.99998 allows attackers to execute arbitrary code via loading a crafted DICOM […]

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

Debian 13 — asciidoctor — vulnerability — patch and remediation guide

  • April 28, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 28 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-18385 Upstream summary: Asciidoctor in versions < 1.5.8 allows remote attackers to cause a denial of service (infinite loop). The loop was caused by the fact that Parser.next_block was […]

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Debian 13 — emacs — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — emacs — multiple vulnerabilities (15 CVEs) — patch and remediation guide

  • April 28, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 28 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-45939 CVE-2022-48337 CVE-2022-48338 CVE-2022-48339 CVE-2023-27985 CVE-2023-27986 CVE-2023-28617 CVE-2024-30202  +7 more Upstream summary: GNU Emacs through 28.2 allows attackers to execute commands via shell metacharacters in the name of […]

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