CVE-2025-21739

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

February 18, 2026

Last Seen

July 21, 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

Critical Vulnerabilities in Linux Kernel Affect AMD Processors72.8

Multiple vulnerabilities have been identified in the Linux kernel affecting AMD processors, specifically in the floating point divider unit and Zen 2 and Zen 5 architectures. Local attackers could exploit these vulnerabilities to expose sensitive information or escalate privileges. The vulnerabiliti...

Multiple CVEs Affecting SCSI UFS Drivers Published41.1

Two new CVEs have been published affecting SCSI UFS drivers. CVE-2024-57872, published on January 11, 2025, involves deallocating HBA during the ufshcd_pltfrm_remove() function. CVE-2025-39788, published on September 11, 2025, addresses programming issues with HCI_UTRL_NEXUS_TYPE in Exynos devices.