CVE-2024-53226
kernel: RDMA/hns: Fix NULL pointer derefernce in hns_roce_map_mr_sg()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 27, 2024
Updated · September 28, 2026
Description
A flaw was found in the Linux kernel. A local user can cause a Denial of Service (DoS) through the HiSilicon RoCE (RDMA over Converged Ethernet) network driver. When memory mapping operations receive a null offset reference, the driver attempts to access invalid memory without prior validation. This unhandled error causes the system to crash, resulting in a disruption 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
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-476 · NULL Pointer Dereference