Buffer overflow in Citrix Hypervisor
CVE-2023-0191
NVIDIA GPU Display Driver for Windows and Linux contains a vulnerability in the kernel mode layer handler, where an out-of-bounds access may lead to denial of service or data tampering.
Vulnerability class: Buffer Overflow
EPSS: 0.002 (14.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
Affected products
- Citrix Hypervisor
- Linux Linux_kernel
- Microsoft Windows
- Nvidia Vgpu Software (Guest Driver - Windows), Linux), (Virtual Gpu Manager Citrix Hypervisor, Vmware Vsphere, Red Hat Enterprise Linux Kvm), Cloud Gaming Kvm) — versions All versions prior to and including 15.1, 13.6, 11.11, and all versions prior to and including February 2023 release
- Nvidia Virtual_gpu
- Vmware Vsphere
- Redhat Enterprise_linux_kernel-based_virtual_machine
Weakness classification (CWE)
References
- psirt@nvidia.com (Vendor Advisory)
- psirt@nvidia.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-0191?
- CVE-2023-0191 is a high-severity vulnerability in Citrix Hypervisor, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.1/10. Published 2023-04-01.
- How severe is CVE-2023-0191?
- High severity. CVSS v3 base score is 7.1 out of 10.