VDB
CVE-2021-3839
CVE-2021-3839
PUBLISHED
CVSS 7.5 HIGH
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.
EPSS 0.59% · 69.7th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.59%
69.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| redhat | enterprise_linux_fast_datapath | 7.0, 8.0 |
| redhat | enterprise_linux | 8.0, 9.0, 7.0 |
| n/a | dpdk | * |
| dpdk | data_plane_development_kit | 0, 22.03, 22.03 |
| fedoraproject | fedora | 35 |
Exploit Intelligence
Timeline
- Aug 23, 2022 CVE Published
- Aug 24, 2022 EPSS Score
- Oct 9, 2022 EPSS Score
- Nov 23, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
- Feb 23, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 9, 2023 EPSS Score
- May 25, 2023 EPSS Score
- Jul 10, 2023 EPSS Score
- Aug 25, 2023 EPSS Score
- Oct 9, 2023 EPSS Score