Buffer overflow in Citrix Hypervisor
CVE-2022-42261
NVIDIA vGPU software contains a vulnerability in the Virtual GPU Manager (vGPU plugin), where an input index is not validated, which may lead to buffer overrun, which in turn may cause data tampering, information disclosure, or denial of service.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (15.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 15.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Citrix Hypervisor
- Linux Kernel
- NVIDIA Cloud Gaming
- NVIDIA Geforce
- NVIDIA GPU Display Driver
- NVIDIA Nvs
- NVIDIA Quadro
- NVIDIA Rtx
- NVIDIA Tesla
- NVIDIA Vgpu Software (Virtual GPU Manager), Cloud Gaming Manager) — versions All versions prior to and including 14.2, 13.4, and 11.9, and all versions prior to the November 2022 release
Weakness classification (CWE)
References
- nvidia.custhelp.com/app/answers/detail/a_id/5415 (Vendor Advisory)
- security.gentoo.org/glsa/202310-02 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-42261?
- CVE-2022-42261 is a high-severity vulnerability in Citrix Hypervisor, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2022-12-30.
- How severe is CVE-2022-42261?
- High severity. CVSS v3 base score is 7.8 out of 10.