NULL pointer dereference in Linux

CVE-2024-53226

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix NULL pointer derefernce in hns_roce_map_mr_sg() ib_map_mr_sg() allows ULPs to specify NULL as the sg_offset argument. The driver needs to check whether it is a NULL pointer before dereferencing it.

EPSS: 0.002 (15.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Linux — versions 5a13652ac34be9b60feec89835763574825a8905, 5.10.224, ecdf900a5a3372bc0208e0701a116f112eb6039c
  • Linux Linux_kernel

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-53226?
CVE-2024-53226 is a high-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2024-12-27.
How severe is CVE-2024-53226?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2024-53226 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.