CVE-2026-31743 PUBLISHED

nvmem: zynqmp_nvmem: Fix buffer size in DMA and memcpy

Assigner: Linux
Reserved: 09.03.2026 Published: 01.05.2026 Updated: 01.05.2026

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.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 737c0c8d07b5f671c0a33cec95965fcb2d2ea893 to 2f6e5b9964d0a63a5ba84fca2642876afb70a662 (excl.)
  • affected from 737c0c8d07b5f671c0a33cec95965fcb2d2ea893 to 784ed4abded1ca4b525fa4cade8b02f8c5d2a087 (excl.)
  • affected from 737c0c8d07b5f671c0a33cec95965fcb2d2ea893 to 6c01e7f11f5e5f22285d19510a9643e2506e13c3 (excl.)
  • affected from 737c0c8d07b5f671c0a33cec95965fcb2d2ea893 to f9b88613ff402aa6fe8fd020573cb95867ae947e (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.9 is affected
  • unaffected from 0 to 6.9 (excl.)
  • unaffected from 6.12.81 to 6.12.* (incl.)
  • unaffected from 6.18.22 to 6.18.* (incl.)
  • unaffected from 6.19.12 to 6.19.* (incl.)
  • unaffected from 7.0 to * (incl.)

References