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
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.
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.