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CVE-2026-99044

Unknown

Last modified

CVE-2026-99044 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: ice: fix use-after-free in dynamic port cleanup ice_dealloc_dynamic_port() uses dyn_port->vsi->idx to erase the dynamic port from pf->dyn_ports. However, it frees the VSI before reading the index for the erase, resulting in a use-after-free. Follow the reverse of the allocation order in ice_alloc_dynamic_port() by erasing the xarray entry before freeing the VSI..

Description

In the Linux kernel, the following vulnerability has been resolved: ice: fix use-after-free in dynamic port cleanup ice_dealloc_dynamic_port() uses dyn_port->vsi->idx to erase the dynamic port from pf->dyn_ports. However, it frees the VSI before reading the index for the erase, resulting in a use-after-free. Follow the reverse of the allocation order in ice_alloc_dynamic_port() by erasing the xarray entry before freeing the VSI.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= eda69d654c7edae21312f731e0308941cb2ee2a9, < 7c1344df1ae0579f57b97647e5203b06496ce10c; >= eda69d654c7edae21312f731e0308941cb2ee2a9, < ca8a6285b11d01e5a279b1aa7fb55b1a02ecebb1; >= eda69d654c7edae21312f731e0308941cb2ee2a9, < b98eb58ba2f8fe8e9bba1b8a3b94fa5602c6de84; >= eda69d654c7edae21312f731e0308941cb2ee2a9, < 1402fc67d2f4e2e1fc7bf8ee0825b8ad994557ff
LinuxLinux6.12

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-99044?
In the Linux kernel, the following vulnerability has been resolved: ice: fix use-after-free in dynamic port cleanup ice_dealloc_dynamic_port() uses dyn_port->vsi->idx to erase the dynamic port from pf->dyn_ports. However, it frees the VSI before reading the index for the erase, resulting in a use-after-free. Follow the reverse of the allocation order in ice_alloc_dynamic_port() by erasing the xarray entry before freeing the VSI.
How severe is CVE-2026-99044?
Severity scoring for CVE-2026-99044 is pending analysis.
How do I fix CVE-2026-99044?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST