Messages in this thread | | | Date | Wed, 22 Apr 2020 14:45:22 +0300 | From | Dan Carpenter <> | Subject | Re: [PATCH] ASoC: SOF: ensure all fields in header are zero'd before copying back to userspace |
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On Wed, Apr 22, 2020 at 12:24:17PM +0100, Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > Field header.tlv is uninitialized and being copied back to userspace ^^^^^^^^^^ header.tlv is a zero element array so it doens't have any stack data.
> and hence leaking data from the stack to userspace. Fix this by > ensuring the header structure is zero'd.
regards, dan carpenter
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