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.
No analysis available yet.
Remediation
Vendor Workaround
Do not attach a virtio-crypto vhost-user backend to untrusted guests.
Tracking
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Advisories
No advisories yet.
References
History
Wed, 14 Oct 2026 18:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | Dpdk: dpdk: time-of-check/time-of-use vulnerability allowing guest-triggered out-of-bounds write in vhost-crypto | |
| First Time appeared |
Redhat
Redhat enterprise Linux Redhat openshift Redhat openstack |
|
| Weaknesses | CWE-367 | |
| CPEs | cpe:/a:redhat:openshift:4 cpe:/a:redhat:openstack:13 cpe:/o:redhat:enterprise_linux:10 cpe:/o:redhat:enterprise_linux:10::fastdatapath cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:8::fastdatapath cpe:/o:redhat:enterprise_linux:9 cpe:/o:redhat:enterprise_linux:9::fastdatapath |
|
| Vendors & Products |
Redhat
Redhat enterprise Linux Redhat openshift Redhat openstack |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2026-10-14T19:34:22.093Z
Reserved: 2026-09-08T14:54:19.899Z
Link: CVE-2026-86848
No data.
Status : Received
Published: 2026-10-14T18:19:19.223
Modified: 2026-10-14T18:19:19.223
Link: CVE-2026-86848
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-367
Time-of-check Time-of-use (TOCTOU) Race Condition