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CVE-2025-39856

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CVE-2025-39856

Published: Sep 19, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: ti: am65-cpsw-nuss: Fix null pointer dereference for ndev In the TX completion packet stage of TI SoCs with CPSW2G instance, which has single external ethernet port, ndev is accessed without being initialized if no TX packets have been processed. It results into null pointer dereference, causing kernel to crash. Fix this by having a check on the number of TX packets which have been processed.

VendorProductVersions

Linux

Linux

affected
9a369ae3d1431a83589dde57323a04692dd7fc12 - < 485302905bada953aadfe063320d73c892a66cbb
affected
9a369ae3d1431a83589dde57323a04692dd7fc12 - < a6099f263e1f408bcc7913c9df24b0677164fc5d

Linux

Linux

affected
6.15
unaffected
0 - < 6.15
unaffected
6.16.6 - <= 6.16.*
unaffected
6.17 - <= *

References

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