CVE-2026-31743
kernel: nvmem: zynqmp_nvmem: Fix buffer size in DMA and memcpy
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Severity
LowRed Hat Product Security
CVSS
Review impact separately from score.
Published · May 1, 2026
Updated · October 20, 2026
Description
A flaw was found in the Linux kernel, specifically within the nvmem and zynqmp_nvmem modules. An incorrect buffer size used during Direct Memory Access (DMA) allocation and memcpy operations can lead to undersized DMA buffer access. This vulnerability could allow a local attacker to cause memory corruption, potentially leading to system instability or denial of service.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-131 · Incorrect Calculation of Buffer Size