Vulnerability in Linux

CVE-2023-53488

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix possible panic during hotplug remove During hotplug remove it is possible that the update counters work might be pending, and may run after memory has been freed. Cancel the update counters work before freeing memory.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (4.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-53488: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Linux — versions 7724105686e718ac476a6ad3304fea2fbcfcffde, 4.3, 0
  • Linux Kernel — versions 6.5

References

Frequently asked questions

What is CVE-2023-53488?
CVE-2023-53488 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-10-01.
How severe is CVE-2023-53488?
Medium severity. CVSS v3 base score is 5.5 out of 10.