cvedb.io
CVE-2021-47137
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2024-03-25T09:15:08.240 · Last modified 2026-08-04T10:16:48.443

Summary

In the Linux kernel, the following vulnerability has been resolved: net: lantiq: fix memory corruption in RX ring In a situation where memory allocation or dma mapping fails, an invalid address is programmed into the descriptor. This can lead to memory corruption. If the memory allocation fails, DMA should reuse the previous skb and mapping and drop the packet. This patch also increments rx drop counter.

Affected products

linux — linux_kernel

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.