Out-of-bounds Read in Mindspore

CVE-2021-33649

When performing the inference shape operation of the Transpose operator, if the value in the perm element is greater than or equal to the size of the input_shape, it will access data outside of bounds of input_shape which allocated from heap buffers.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-33649: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000

Affected products

  • Mindspore — versions 0.7.0
  • Openeuler:mindspore — versions >= 0.7.0-beta, < 1.3.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-33649?
CVE-2021-33649 is a high-severity vulnerability in Mindspore, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2022-06-27.
How severe is CVE-2021-33649?
High severity. CVSS v3 base score is 7.5 out of 10.