Advisoriesby IbisRed HatCVE-2026-86848
Red Hat DPDK lib/vhost vhost-crypto: race condition
No fix yet
A flaw was found in DPDK lib/vhost vhost-crypto. The indirect-descriptor snapshot double-fetches a guest descriptor next index, allowing a malicious guest to cause an out-of-bounds access in the host backend.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Fast Datapath for RHEL 10 Product | all versions | No fix yet |
| all versions | No fix yet | |
| all versions | No fix yet | |
| Fast Datapath for RHEL 8 Product | all versions | No fix yet |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-367