Not yet scoredPublished Dec 24, 2025

CVE-2023-54053wifi: iwlwifi: pcie: fix possible NULL pointer dereference

Updated under an hour ago (Oct 26, 2026, 5:50 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: pcie: fix possible NULL pointer dereference It is possible that iwl_pci_probe() will fail and free the trans, then afterwards iwl_pci_remove() will be called and crash by trying to access trans which is already freed, fix it. iwlwifi 0000:01:00.0: Detected crf-id 0xa5a5a5a2, cnv-id 0xa5a5a5a2 wfpm id 0xa5a5a5a2 iwlwifi 0000:01:00.0: Can't find a correct rfid for crf id 0x5a2 ... BUG: kernel NULL pointer dereference, address: 0000000000000028 ... RIP: 0010:iwl_pci_remove+0x12/0x30 [iwlwifi] pci_device_remove+0x3e/0xb0 device_release_driver_internal+0x103/0x1f0 driver_detach+0x4c/0x90 bus_remove_driver+0x5c/0xd0 driver_unregister+0x31/0x50 pci_unregister_driver+0x40/0x90 iwl_pci_unregister_driver+0x15/0x20 [iwlwifi] __exit_compat+0x9/0x98 [iwlwifi] __x64_sys_delete_module+0x147/0x260

CVSS: Not yet scored
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Deferred
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 809805a820c6445f7a701ded24fdc6bbc841d1e4 before f6f2d16c77f936041b8ac495fceabded4ec6c83c; 809805a820c6445f7a701ded24fdc6bbc841d1e4 builds before 0fc0d287c1e7dcb39a3b9bb0f8679cd68c2156c7; 809805a820c6445f7a701ded24fdc6bbc841d1e4 builds before 7545f21eee1356ec98581125c4dba9c4c0cc7397; 809805a820c6445f7a701ded24fdc6bbc841d1e4 builds before 0f9a1bcb94016d3a3c455a77b01f6bb06e15f6eb; from 809805a820c6445f7a701ded24fdc6bbc841d1e4 before dcd23aa6cc0ded7950b60ce1badb80b84045c6c0; from 809805a820c6445f7a701ded24fdc6bbc841d1e4 before b655b9a9f8467684cfa8906713d33b71ea8c8f54	CNA record

References

References

https://git.kernel.org/stable/c/f6f2d16c77f936041b8ac495fceabded4ec6c83c
https://git.kernel.org/stable/c/0fc0d287c1e7dcb39a3b9bb0f8679cd68c2156c7
https://git.kernel.org/stable/c/7545f21eee1356ec98581125c4dba9c4c0cc7397
https://git.kernel.org/stable/c/0f9a1bcb94016d3a3c455a77b01f6bb06e15f6eb
https://git.kernel.org/stable/c/dcd23aa6cc0ded7950b60ce1badb80b84045c6c0
https://git.kernel.org/stable/c/b655b9a9f8467684cfa8906713d33b71ea8c8f54

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.