high7.5
CVE-2021-3839
A flaw was found in the vhost library in DPDK.
Impact
A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg->payload.inflight.num_queues`, possibly causing out-of-bounds memory read/write. Any software using DPDK vhost library may crash as a result of this vulnerability.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Dpdk | Data Plane Development Kit | before 22.03 Version 22.03 |
| Fedoraproject | Fedora | Version 35 |
| Redhat | Enterprise Linux | Versions 7.0, 8.0, 9.0 |
| Redhat | Enterprise Linux Fast Datapath | Versions 7.0, 8.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://access.redhat.com/security/cve/CVE-2021-3839
- https://bugzilla.redhat.com/show_bug.cgi?id=2025882
- https://github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5
- https://access.redhat.com/security/cve/CVE-2021-3839
- https://bugzilla.redhat.com/show_bug.cgi?id=2025882
- https://github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5