CVE-2021-46983
kernel: nvmet-rdma: Fix NULL deref when SEND is completed with error
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 28, 2024
Updated · August 5, 2026
Description
A flaw was found in an error-handling function in the Linux kernel's NVMe driver. This flaw allows an attacker with control over NVMe links to cause a denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible.
CVSS / CWE
CVSS 3.1 · 4.4CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference