VMware ESXi ionic cloud driver heap overflow
CVE-2025-62623 Published on May 13, 2026

A heap-based buffer overflow in the ionic cloud driver for VMware ESXi could allow an attacker to achieve privilege escalation, potentially resulting in arbitrary code execution.

NVD

Weakness Type

What is a Buffer Overflow Vulnerability?

The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.

CVE-2025-62623 has been classified to as a Buffer Overflow vulnerability or weakness.


Affected Versions

ESXi 8.x and ESXi 9.x hosts using AMD-Pensando DPU products Version ESXi 8.0U3i, included in VCF 5.2.3.0 or 9.0.2 releases is unaffected by CVE-2025-62623

Exploit Probability

EPSS
0.01%
Percentile
3.15%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.