CVE-2026-72344

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description An issue exists in the net/mlx5e component where the mlx5 lag get dev seq() function returns an error if the peer is not in the Link Aggregation Group (LAG) or if no device is marked as master. This failure leads to bad memory access and a subsequent kernel crash. The issue is triggered during peer flow cleanup, specifically within the mlx5e tc del fdb peers flow() function.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.