Integer overflow in N/a

CVE-2026-42627

In Arm ArmNN through 2026-03-27, an integer overflow in TensorShape::GetNumElements() in armnn/Tensor.cpp allows a crafted TFLite model file to bypass buffer size validation and trigger a heap-based buffer over-read during model optimizati…

Vulnerability class: Integer Overflow

EPSS: 0.000 (4.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-42627?
CVE-2026-42627 is a medium-severity vulnerability in N/a, classified under Integer Overflow or Wraparound. CVSS score: 6.2/10. Published 2026-05-22.
How severe is CVE-2026-42627?
Medium severity. CVSS v3 base score is 6.2 out of 10.