CVE-2026-31743
High
nvmem: zynqmp_nvmem: Fix buffer size in DMA and memcpy
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.
Exploit probability
0.1%
Published
May 1, 2026
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-31743
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/2f6e5b9964d0a63a5ba84fca2642876afb70a662
- https://git.kernel.org/stable/c/6c01e7f11f5e5f22285d19510a9643e2506e13c3
- https://git.kernel.org/stable/c/784ed4abded1ca4b525fa4cade8b02f8c5d2a087
- https://git.kernel.org/stable/c/f9b88613ff402aa6fe8fd020573cb95867ae947e
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31743.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-31743