CVE-2026-43199

Medium

Published: —Translated: 17/06/2026(UTC)NVD NIST

Summary

In the Linux kernel, a vulnerability related to a 'scheduling while atomic' bug in the mlx5e_ipsec_init_macs() function has been fixed. This was resolved by replacing mlx5_query_mac_address() with ether_addr_copy() to directly obtain the local MAC address.

Risk Assessment

The vulnerability could lead to scheduling issues in an atomic context, potentially affecting system stability. If exploited, it could result in unexpected behavior in IPsec operations.

Recommendation

It is recommended to update the Linux kernel to the latest version to eliminate this vulnerability. Additionally, monitor systems for potential issues related to IPsec.

Original NVD description (English source)

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix "scheduling while atomic" in IPsec MAC address query Fix a "scheduling while atomic" bug in mlx5e_ipsec_init_macs() by replacing mlx5_query_mac_address() with ether_addr_copy() to get the local MAC address directly