Integer overflow in Citrix Hypervisor
CVE-2021-1059
NVIDIA vGPU manager contains a vulnerability in the vGPU plugin, in which an input index is not validated, which may lead to integer overflow, which in turn may cause tampering of data, information disclosure, or denial of service. This affects vGPU version 8.x (prior to 8.6) and version 11.0 (prior to 11.3).
Vulnerability class: Integer Overflow
EPSS: 0.004 (30.3th 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
- Citrix Hypervisor
- Nutanix Ahv
- Nvidia Virtual Gpu Manager — versions Version 8.x (prior to 8.6) and version 11.0 (prior to 11.3)
- Nvidia Virtual_gpu_manager
- Vmware Vsphere
- Redhat Enterprise_linux_kernel-based_virtual_machine
Weakness classification (CWE)
References
- psirt@nvidia.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1059?
- CVE-2021-1059 is a high-severity vulnerability in Citrix Hypervisor, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2021-01-08.
- How severe is CVE-2021-1059?
- High severity. CVSS v3 base score is 7.8 out of 10.