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Closes release blocker #3627.

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Merged revisions 65335 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

TESTED=./python -E -tt ./Lib/test/regrtest.py -uall (both debug and opt)

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  r65335 | neal.norwitz | 2008-07-31 10:17:14 -0700 (Thu, 31 Jul 2008) | 1 line

  Security patches from Apple:  prevent int overflow when allocating memory
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This commit is contained in:
Neal Norwitz 2008-08-24 07:08:55 +00:00
parent 06db799a53
commit 3ce5d9207e
11 changed files with 201 additions and 26 deletions
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2
Modules/mmapmodule.c
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@ -245,7 +245,7 @@ mmap_read_method(mmap_object *self,
return(NULL);
/* silently 'adjust' out-of-range requests */
if ((self->pos + num_bytes) > self->size) {
if (num_bytes > self->size - self->pos) {
num_bytes -= (self->pos+num_bytes) - self->size;
}
result = PyByteArray_FromStringAndSize(self->data+self->pos, num_bytes);