Message 265946 - Python tracker
Message265946
| Author | serhiy.storchaka |
|---|---|
| Recipients | python-dev, serhiy.storchaka, vstinner |
| Date | 2016-05-20.14:07:49 |
| SpamBayes Score | -1.0 |
| Marked as misclassified | Yes |
| Message-id | <1463753269.69.0.834606005526.issue27056@psf.upfronthosting.co.za> |
| In-reply-to |
| Content | |
|---|---|
I think that integer overflow in _Unpickler_Read() is possible. n is read from file and can be arbitrary (up to PY_SSIZE_T_MAX). This likely cause raising an exception later, but integer overflow itself causes undefined behavior, and we should avoid it. |
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| History | |||
|---|---|---|---|
| Date | User | Action | Args |
| 2016-05-20 14:07:49 | serhiy.storchaka | set | recipients: + serhiy.storchaka, vstinner, python-dev |
| 2016-05-20 14:07:49 | serhiy.storchaka | set | messageid: <1463753269.69.0.834606005526.issue27056@psf.upfronthosting.co.za> |
| 2016-05-20 14:07:49 | serhiy.storchaka | link | issue27056 messages |
| 2016-05-20 14:07:49 | serhiy.storchaka | create | |