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Unrated severityNVD Advisory· Published May 21, 2024· Updated Jan 5, 2026

atl1c: Work around the DMA RX overflow issue

CVE-2023-52834

Description

In the Linux kernel, the following vulnerability has been resolved:

atl1c: Work around the DMA RX overflow issue

This is based on alx driver commit 881d0327db37 ("net: alx: Work around the DMA RX overflow issue").

The alx and atl1c drivers had RX overflow error which was why a custom allocator was created to avoid certain addresses. The simpler workaround then created for alx driver, but not for atl1c due to lack of tester.

Instead of using a custom allocator, check the allocated skb address and use skb_reserve() to move away from problematic 0x...fc0 address.

Tested on AR8131 on Acer 4540.

Affected products

181

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

5

News mentions

0

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