CVE-2023-53488: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• Linux Linux Kernel: from 4.3, before 4.14.323 (fixed in 4.14.323); from 4.15, before 4.19.292 (fixed in 4.19.292); from 4.20, before 5.4.254 (fixed in 5.4.254); from 5.5, before 5.10.191 (fixed in 5.10.191); from 5.11, before 5.15.127 (fixed in 5.15.127); from 5.16, before 6.1.46 (fixed in 6.1.46); …

Published 2025-10-01. Last modified 2026-06-17.