vulnerability
Red Hat: CVE-2021-3839: out-of-bounds read/write in vhost_user_set_inflight_fd() may lead to crash (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | May 27, 2022 | May 30, 2022 | Sep 29, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
May 27, 2022
Added
May 30, 2022
Modified
Sep 29, 2025
Description
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.
Solutions
no-fix-redhat-rpm-packageredhat-upgrade-dpdkredhat-upgrade-dpdk-debuginforedhat-upgrade-dpdk-debugsourceredhat-upgrade-dpdk-develredhat-upgrade-dpdk-docredhat-upgrade-dpdk-tools
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