Vulnerability CVE-2024-26684
Published: 2024-04-02

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

net: stmmac: xgmac: fix handling of DPP safety error for DMA channels

Commit 56e58d6c8a56 ("net: stmmac: Implement Safety Features in
XGMAC core") checks and reports safety errors, but leaves the
Data Path Parity Errors for each channel in DMA unhandled at all, lead to
a storm of interrupt.
Fix it by checking and clearing the DMA_DPP_Interrupt_Status register.

 References:
https://git.kernel.org/stable/c/e9837c83befb5b852fa76425dde98a87b737df00
https://git.kernel.org/stable/c/2fc45a4631ac7837a5c497cb4f7e2115d950fc37
https://git.kernel.org/stable/c/6609e98ed82966a1b3168c142aca30f8284a7b89
https://git.kernel.org/stable/c/e42ff0844fe418c7d03a14f9f90e1b91ba119591
https://git.kernel.org/stable/c/7e0ff50131e9d1aa507be8e670d38e9300a5f5bf
https://git.kernel.org/stable/c/3b48c9e258c8691c2f093ee07b1ea3764caaa1b2
https://git.kernel.org/stable/c/46eba193d04f8bd717e525eb4110f3c46c12aec3
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