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Merge pull request 'Fix some overflow bugs' (#29) from saagarjha/snac2:master into master

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Reviewed-on: https://codeberg.org/grunfink/snac2/pulls/29
This commit is contained in:
grunfink 2023-04-10 13:11:34 +00:00
commit 5ae107188f
2 changed files with 4 additions and 4 deletions
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6
xs.h
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@ -1057,12 +1057,12 @@ xs_data *xs_data_new(const void *data, int size)
xs_data *v;
/* add the overhead (data type + 24bit size) */
size += 4;
int total_size = size + 4;
v = xs_realloc(NULL, _xs_blk_size(size));
v = xs_realloc(NULL, _xs_blk_size(total_size));
v[0] = XSTYPE_DATA;
_xs_put_24b(v + 1, size);
_xs_put_24b(v + 1, total_size);
memcpy(&v[4], data, size);

2
xs_curl.h
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@ -55,7 +55,7 @@ static int _data_callback(void *buffer, size_t size,
/* open space */
pd->size += sz;
pd->data = xs_realloc(pd->data, pd->size + 1);
pd->data = xs_realloc(pd->data, _xs_blk_size(pd->size + 1));
/* copy data */
memcpy(pd->data + pd->offset, buffer, sz);