cifsd: fix potential read overflow in ksmbd_vfs_stream_read()

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If *pos or *pos + count is greater than v_len, It will read beyond
the stream_buf buffer. This patch add the check and cut down count with
size of the buffer.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>

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Namjae Jeon 2021-05-31 17:26:43 +09:00

parent fd6de099d7

commit 2ae1a6cc43

1 changed files with 11 additions and 1 deletions

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fs/cifsd/vfs.c

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