Riskcovery

CVE-2026-31743

nvmem: zynqmp_nvmem: Fix buffer size in DMA and memcpy

State
Published
Severity
7.8 High
Published
May 1, 2026
Updated
Aug 5, 2026
Reserved
Mar 9, 2026

Read the record on cve.org

Description

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.

Scores

CVSSScoreVectorSource
3.17.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 737c0c8d07b5f671c0a33cec95965fcb2d2ea893 to before 2f6e5b9964d0a63a5ba84fca2642876afb70a662Affected
  • 737c0c8d07b5f671c0a33cec95965fcb2d2ea893 to before 784ed4abded1ca4b525fa4cade8b02f8c5d2a087Affected
  • 737c0c8d07b5f671c0a33cec95965fcb2d2ea893 to before 6c01e7f11f5e5f22285d19510a9643e2506e13c3Affected
  • 737c0c8d07b5f671c0a33cec95965fcb2d2ea893 to before f9b88613ff402aa6fe8fd020573cb95867ae947eAffected
LinuxLinux
  • 6.9Affected
  • before 6.9Not affected
  • 6.12.81 through 6.12.*Not affected
  • 6.18.22 through 6.18.*Not affected
  • 6.19.12 through 6.19.*Not affected
  • 7.0 and laterNot affected

References

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