CVE-2026-86848
HIGHCVSS 8.8/10
Last modified
CVE-2026-86848 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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..
Description
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.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Fast Datapath for RHEL 10 | All versions |
| Red Hat | Fast Datapath for RHEL 8 | All versions |
| Red Hat | Fast Datapath for RHEL 9 | All versions |
| Red Hat | Red Hat Enterprise Linux 10 | All versions |
| Red Hat | Red Hat Enterprise Linux 8 | All versions |
| Red Hat | Red Hat Enterprise Linux 9 | All versions |
| Red Hat | Red Hat OpenShift Container Platform 4 | All versions |
| Red Hat | Red Hat OpenStack Platform 13 (Queens) | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
Frequently Asked Questions
What is CVE-2026-86848?
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.
How severe is CVE-2026-86848?
CVE-2026-86848 has a CVSS score of 8.8/10 (HIGH severity).
How do I fix CVE-2026-86848?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-86848?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST