CVE-2023-53657
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-07

Last updated on: 2026-02-03

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: ice: Don't tx before switchdev is fully configured There is possibility that ice_eswitch_port_start_xmit might be called while some resources are still not allocated which might cause NULL pointer dereference. Fix this by checking if switchdev configuration was finished.
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Meta Information
Published
2025-10-07
Last Modified
2026-02-03
Generated
2026-06-16
AI Q&A
2025-10-07
EPSS Evaluated
2026-06-15
NVD
CVE-2023-53657
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-476 The product dereferences a pointer that it expects to be valid but is NULL.
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Executive Summary

This vulnerability in the Linux kernel involves the 'ice' driver where the function ice_eswitch_port_start_xmit might be called before the switchdev configuration is fully completed. This can lead to a NULL pointer dereference because some resources may not have been allocated yet. The issue is fixed by ensuring that transmission does not start until the switchdev configuration is fully finished.

Impact Analysis

The vulnerability can cause a NULL pointer dereference in the Linux kernel, which may lead to system crashes or instability when the affected network driver attempts to transmit data before its configuration is complete.

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