In the Linux kernel before 5.15.13, drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c misinterprets the mlx5_get_uars_page return value (expects it to be NULL in the error case, whereas it is actually an error pointer).
The product dereferences a pointer that it expects to be valid but is NULL.
Link | Tags |
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https://github.com/torvalds/linux/commit/6b8b42585886c59a008015083282aae434349094 | patch |
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.13 | mailing list release notes patch |