CVE-2023-52487 net/mlx5e: Fix peer flow lists handling

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix peer flow lists handling The cited change refactored mlx5etcdelfdbpeerflow to only clear DUP flag when list of peer flows has become empty. However, if any concurrent user holds a reference to a peer flow for...

CVE-2023-52487 net/mlx5e: Fix peer flow lists handling

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix peer flow lists handling The cited change refactored mlx5etcdelfdbpeerflow to only clear DUP flag when list of peer flows has become empty. However, if any concurrent user holds a reference to a peer flow for...

CVE-2023-52487

The CVE-2023-52487 entry relates to the Linux kernel, specifically the mlx5 Ethernet driver area (net/mlx5e). Root cause: a refactor of mlx5e_tc_del_fdb_peer_flow() caused the DUP flag to linger when a peer flow was still referenced concurrently, leading to attempts to remove a flow from eswitch ...

PT-2024-7110 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.0-rc6+ Description: The vulnerability is related to the net/mlx5e component in the Linux kernel. It is caused by a NULL pointer dereference when trying to remove a flow peer list head of a peer index that wa...