CVE-2025-38533 — Out-of-bounds Write in Linux
Severity
7.8HIGHNVD
OSV3.2
EPSS
0.0%
top 95.51%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedAug 16
Latest updateMar 25
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 …
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages8 packages
▶CVEListV5linux/linux3c47e8ae113a68da47987750d9896e325d0aeedd — 027701180a7bcb64c42eab291133ef0c87b5b6c5+4