CVE-2023-53488
BaseFortify
Publication date: 2025-10-01
Last updated on: 2025-10-02
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability occurs in the Linux kernel's IB/hfi1 driver where during a hotplug remove operation, there is a risk that update counters work might still be pending and could execute after the associated memory has already been freed. This can cause a system panic. The fix involves canceling the update counters work before freeing the memory to prevent this issue.
How can this vulnerability impact me? :
This vulnerability can cause a system panic during hotplug remove operations in the Linux kernel, potentially leading to system crashes or instability.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update your Linux kernel to a version that includes the fix for the IB/hfi1 hotplug remove panic issue. This fix cancels the update counters work before freeing memory to prevent possible kernel panic during hotplug remove operations.