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A vulnerability has been identified in the GRUB (Grand Unified Bootloader) component. This flaw occurs because the bootloader mishandles string conversion when reading information from a USB device, …

中危 CVSS 4.8
CVECVE-2025-61661
首次发现2026-08-21 14:16 UTC
披露时间2025-11-18 19:15 UTC
最后更新2026-08-21 14:16 UTC
通道状态auto

摘要

A vulnerability has been identified in the GRUB (Grand Unified Bootloader) component. This flaw occurs because the bootloader mishandles string conversion when reading information from a USB device, allowing an attacker to exploit inconsistent length values. A local attacker can connect a maliciously configured USB device during the boot sequence to trigger this issue. A successful exploitation may lead GRUB to crash, leading to a Denial of Service. Data corruption may be also possible, althoug…

中文摘要建设中,暂以英文摘要呈现(DR-003 v2)。

深度研判

该漏洞尚未生成深度研判报告(DR-003 v2 AI pipeline 建设中)。

数据来源

  • NVD DATABASE

原始链接

时间线

  1. nvd_ingest NVD