Re: [PATCH v2 4/6] qedf: ensure the copied buf is NUL terminated

Martin K. Petersen
2024-05-07T01:20:35Z

Bui,

> Currently, we allocate a count-sized kernel buffer and copy count from
> userspace to that buffer. Later, we use kstrtouint on this buffer but we
> don't ensure that the string is terminated inside the buffer, this can
> lead to OOB read when using kstrtouint. Fix this issue by using
> memdup_user_nul instead of memdup_user.

Applied to 6.10/scsi-staging, thanks!

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Martin K. Petersen Oracle Linux Engineering