CVE-2023-6238

Summary

CVE-2023-6238 represents a buffer overflow vulnerability present in the NVM Express (NVMe) driver integrated in the Linux kernel. Maliciously sized meta buffers can be utilized by privileged users, enabling the device to perform larger Direct Memory Access (DMA) transfers into the same buffer. As a result, unrelated kernel memory gets overwritten, leading to random kernel crashes and memory corruption.

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