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Increase the compressed buffer size given to libzpaq in case of incompressible data since it does not check if it's trying to write beyond the end of the buffer.

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Con Kolivas 2013-09-14 11:45:23 +10:00
parent 6bb837761f
commit 47de07affb
1 changed files with 3 additions and 2 deletions
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5
stream.c
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@ -177,13 +177,14 @@ static int lzo_compresses(rzip_control *control, uchar *s_buf, i64 s_len);
static int zpaq_compress_buf(rzip_control *control, struct compress_thread *cthread, long thread)
{
i64 c_len, c_size;
uchar *c_buf;
i64 c_len;
if (!lzo_compresses(control, cthread->s_buf, cthread->s_len))
return 0;
c_buf = malloc(cthread->s_len + control->page_size);
c_size = round_up_page(control, cthread->s_len + 10000);
c_buf = malloc(c_size);
if (!c_buf) {
print_err("Unable to allocate c_buf in zpaq_compress_buf\n");
return -1;