CVE-2025-38526
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-08-16

Last updated on: 2025-11-18

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: ice: add NULL check in eswitch lag check The function ice_lag_is_switchdev_running() is being called from outside of the LAG event handler code. This results in the lag->upper_netdev being NULL sometimes. To avoid a NULL-pointer dereference, there needs to be a check before it is dereferenced.
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Meta Information
Published
2025-08-16
Last Modified
2025-11-18
Generated
2026-05-27
AI Q&A
2025-08-16
EPSS Evaluated
2026-05-25
NVD
Affected Vendors & Products
Showing 12 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel 6.6
linux linux_kernel 6.6
linux linux_kernel 6.6
linux linux_kernel 6.16
linux linux_kernel 6.16
linux linux_kernel 6.16
linux linux_kernel 6.16
linux linux_kernel 6.16
linux linux_kernel 6.16
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
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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AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability in the Linux kernel involves the function ice_lag_is_switchdev_running() being called from outside its intended LAG event handler code. This causes the lag->upper_netdev pointer to sometimes be NULL, and without a proper NULL check before dereferencing it, a NULL-pointer dereference can occur, potentially leading to a kernel crash or instability.


How can this vulnerability impact me? :

The vulnerability can cause a NULL-pointer dereference in the Linux kernel, which may lead to system crashes or instability. This can affect the reliability and availability of systems running the affected Linux kernel version.


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