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modules: clamp input offset and size

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So that we don't cause memory errors with invalid input.
This commit is contained in:
Wim Taymans 2022-06-04 11:47:48 +02:00
parent 24ba3f4d92
commit 0f839c7b61
10 changed files with 96 additions and 61 deletions
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7
src/modules/module-protocol-simple.c
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@ -310,11 +310,8 @@ static void capture_process(void *data)
}
d = &buf->buffer->datas[0];
size = d->chunk->size;
offset = d->chunk->offset;
if (size + offset > d->maxsize)
size = d->maxsize - SPA_MIN(offset, d->maxsize);
offset = SPA_MIN(d->chunk->offset, d->maxsize);
size = SPA_MIN(d->chunk->size, d->maxsize - offset);
while (size > 0) {
res = send(client->source->fd,