Out-of-bounds Read in Mindspore

CVE-2021-33648

When performing the inference shape operation of Affine, Concat, MatMul, ArgMinMax, EmbeddingLookup, and Gather operators, if the input shape size is 0, it will access data outside of bounds of 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-2021-33648: held from 0.009 to 0.009.

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

Affected products

  • Mindspore
  • Openeuler:mindspore — versions >= 1.1.0, < 1.3.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-33648?
CVE-2021-33648 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-2021-33648?
High severity. CVSS v3 base score is 7.5 out of 10.