Linux

Fedora 42 — nano — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — nano — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-fbeaecb457 Related CVEs: CVE-2026-6842 CVE-2026-6843 Upstream summary: * fix CVE-2026-6842 and CVE-29026-6843 Resolves: CVE-2026-6842 Resolves: CVE-2026-6843 Resolves: rhbz#2455127 Resolves: rhbz#2455314 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Debian 13 — ffmpeg — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ffmpeg — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-4048 CVE-2006-4800 CVE-2008-3162 CVE-2008-3230 CVE-2008-4610 CVE-2008-4866 CVE-2008-4867 CVE-2009-0385  +12 more Upstream summary: Heap-based buffer overflow in the avcodec_default_get_buffer function (utils.c) in FFmpeg libavcodec 0.4.9-pre1 and earlier, as used […]

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Amazon Linux 2023 — vsftpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — vsftpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2026-1432 Related CVEs: CVE-2025-14242 CVE-2021-3618 Upstream summary: A flaw was found in vsftpd. This vulnerability allows a denial of service (DoS) via an integer overflow in the ls command parameter […]

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Amazon Linux 2023 — python3.13-virtualenv — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — python3.13-virtualenv — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2026-1428 Related CVEs: CVE-2026-22702 Upstream summary: virtualenv is a tool for creating isolated virtual python environments. Prior to version 20.36.1, TOCTOU (Time-of-Check-Time-of-Use) vulnerabilities in virtualenv allow local attackers to perform […]

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

AlmaLinux 8 — jackson-core — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:14126 Related CVEs: CVE-2025-52999 CVE-2020-36518 CVE-2019-14540 CVE-2019-16335 CVE-2019-16942 CVE-2019-16943 CVE-2019-17531 CVE-2019-20330  +6 more Upstream summary: The Public Key Infrastructure (PKI) Core contains fundamental packages required by AlmaLinux Certificate System. Security Fix(es): * […]

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Debian 11 — node-node-forge — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-node-forge — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-7720 CVE-2022-24771 CVE-2022-24772 CVE-2022-24773 CVE-2025-12816 CVE-2025-66030 CVE-2025-66031 Upstream summary: The package node-forge before 0.10.0 is vulnerable to Prototype Pollution via the util.setPath function. Note: Version 0.10.0 is a […]

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Amazon Linux 2 — libreoffice — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libreoffice — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIBREOFFICE-2025-006 Related CVEs: CVE-2025-1080 CVE-2024-7788 CVE-2024-6472 CVE-2018-16858 CVE-2019-9848 CVE-2019-9849 CVE-2019-9850 CVE-2019-9851  +8 more Upstream summary: LibreOffice supports Office URI Schemes to enable browser integration of LibreOffice with MS SharePoint server. […]

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Rocky Linux 9 — dotnet8.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — dotnet8.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:8469 Related CVEs: CVE-2026-26171 CVE-2026-32178 CVE-2026-32203 CVE-2026-33116 CVE-2026-26130 Upstream summary: .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it […]

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Debian 13 — optee-os — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — optee-os — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-36133 CVE-2025-46733 CVE-2026-33317 CVE-2026-33662 Upstream summary: The OPTEE-OS CSU driver for NXP i.MX SoC devices lacks security access configuration for several models, resulting in TrustZone bypass because the […]

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Debian 11 — assertj-core — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — assertj-core — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-24400 Upstream summary: AssertJ provides Fluent testing assertions for Java and the Java Virtual Machine (JVM). Starting in version 1.4.0 and prior to version 3.27.7, an XML External […]

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