CVE-2026-31743

HIGH7.8

nvmem: zynqmp_nvmem: Fix buffer size in DMA and memcpy

Published May 1, 2026

Modified 1 weeks ago

Details

In the Linux kernel, the following vulnerability has been resolved:

nvmem: zynqmp_nvmem: Fix buffer size in DMA and memcpy

Buffer size used in dma allocation and memcpy is wrong. It can lead to undersized DMA buffer access and possible memory corruption. use correct buffer size in dma_alloc_coherent and memcpy.

References

WEB

https://git.kernel.org/stable/c/2f6e5b9964d0a63a5ba84fca2642876afb70a662

WEB

https://git.kernel.org/stable/c/6c01e7f11f5e5f22285d19510a9643e2506e13c3

WEB

https://git.kernel.org/stable/c/784ed4abded1ca4b525fa4cade8b02f8c5d2a087

WEB

https://git.kernel.org/stable/c/f9b88613ff402aa6fe8fd020573cb95867ae947e

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-31743

CVSS Analysis

CVSS v3.1

7.8

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7.8/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedMay 1, 2026

ModifiedMay 11, 2026