Out-of-bounds Read in Google Chrome_os

CVE-2025-2509

Out-of-Bounds Read in Virglrenderer in ChromeOS 16093.57.0 allows a malicious guest VM to achieve arbitrary address access within the crosvm sandboxed process, potentially leading to VM escape via crafted vertex elements data triggering…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (1.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-2509?
CVE-2025-2509 is a high-severity vulnerability in Google Chrome_os, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2025-05-06.
How severe is CVE-2025-2509?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-2509 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.