CVE-2024-43872
kernel: RDMA/hns: Fix soft lockup under heavy CEQE load
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 21, 2024
Updated · October 21, 2026
Description
A flaw was found in the Linux kernel hns RDMA driver. Completion-event queue entries are handled in hard interrupt context with no cap, so a heavy event load can soft-lock the CPU. A local user of that RDMA device can hang the system.
Statement
Following issue marked as moderate with "not affected or will not fix" for Red Hat Enterprise Linux, as it is not vulnerable to this CVE. This is because the CVE does not impact the versions or configurations of the Linux kernel used in Red Hat's distributions.
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
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-99 · Improper Control of Resource Identifiers ('Resource Injection')