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Case File

CVE-2025-38533

CRITICAL · CVSS 9.8 EPSS 0.29%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-08-16 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Linux.

CVE
CVE-2025-38533
Severity
CRITICAL
CVSS
9.8
EPSS
0.29%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix the using of Rx buffer DMA The wx_rx_buffer structure contained two DMA address fields: 'dma' and 'page_dma'. However, only 'page_dma' was actually initialized and used to program the Rx descriptor. But 'dma' was uninitialized and used in some paths. This could lead to undefined behavior, including DMA errors or use-after-free, if the uninitialized 'dma' was used. Althrough such error has not yet occurred, it is worth fixing in the code.

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