CVE-2026-53190: drm/virtio: fix dma_fence refcount leak on error in virtio_gpu_dma_fence_wait()
CSIRTS triage
- What
- There is a DMA fence refcount leak on error in virtio_gpu_dma_fence_wait().
- Who is affected
- Deployments using the virtio GPU driver.
- Urgency
- Remediation is necessary due to the medium severity of the issue.
- Action
- Update to the latest version of the virtio GPU driver.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53190
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-531900.16% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 6% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-53190 | coverage & exploitation status | NVD · CVE.org |
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