VulnerabilityModified
CVE-2021-36147
It allows a devicemodel/hw/pci/virtio/virtio_net.c virtio_net_ping_rxq NULL pointer dereference for vq->used.
HIGH 7.5EPSS 0.96%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in ACRN before 2.5. It allows a devicemodel/hw/pci/virtio/virtio_net.c virtio_net_ping_rxq NULL pointer dereference for vq->used.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.96% probability · 60th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/acrn
- Source
- cve@mitre.org
References
- https://github.com/projectacrn/acrn-hypervisor/pull/6121/commits/131116b15b0e35a62085d23686b43ed1c12c1331Patch, Third Party Advisory
- https://github.com/projectacrn/acrn-hypervisor/pull/6121/commits/131116b15b0e35a62085d23686b43ed1c12c1331Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.