PT-2026-7451 · Vmware · Vmware Esxi

Published 2026-02-10 · Updated 2026-02-10 · CVE-2025-48509

Positive Technologies (AI Summary)

CVSS v4.0

1.8

Low

Base vector

AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N

Name of the Vulnerable Software and Affected Versions VMware ESXi (affected versions not specified)

Description Missing checks in functions related to RMP initialization can allow a local administrator to cause misidentification of I/O memory, potentially resulting in a loss of guest memory integrity.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Improper Initialization

Weakness Enumeration

CWE-665

Related Identifiers

BDU:2026-01881

CVE-2025-48509

Affected Products

Vmware Esxi

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-48509 · Security Note
• https://cve.org/CVERecord?id=CVE-2025-48509 · Security Note
• https://bdu.fstec.ru/vul/2026-01881 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-48509 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-48509 · Vendor Advisory
• https://t.me/CVEtracker/44342 · Telegram Post
• https://amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html · Note