CVE-2025-40271

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

December 24, 2025

Last Seen

March 16, 2026

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

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Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Multiple Linux Kernel Vulnerabilities Discovered and Patched33.2

Several vulnerabilities were identified in the Linux kernel affecting various architectures and subsystems. These vulnerabilities could allow attackers to compromise systems running affected versions of the kernel. Updates have been released to address these issues across multiple Ubuntu versions an...

Oracle Linux Kernel Vulnerabilities ELSA-2025-28066 and CVE-2025-4027123.9

Oracle has released important updates for its Linux kernel addressing two vulnerabilities: CVE-2025-40271, which involves a use-after-free issue in proc_readdir_de(), and CVE-2025-40215, related to xfrm. These updates affect Oracle Linux versions 6 and 9, with specific RPM packages provided for each...