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CVE-2023-54053

UnknownEPSS 0.21%

Last modified

CVE-2023-54053 is a vulnerability of currently unknown severity. 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. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

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

Metrics

EPSS Probability
0.21%

11.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

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

VendorProductVersions
LinuxLinux>= 809805a820c6445f7a701ded24fdc6bbc841d1e4, < f6f2d16c77f936041b8ac495fceabded4ec6c83c; >= 809805a820c6445f7a701ded24fdc6bbc841d1e4, < 0fc0d287c1e7dcb39a3b9bb0f8679cd68c2156c7; >= 809805a820c6445f7a701ded24fdc6bbc841d1e4, < 7545f21eee1356ec98581125c4dba9c4c0cc7397; >= 809805a820c6445f7a701ded24fdc6bbc841d1e4, < 0f9a1bcb94016d3a3c455a77b01f6bb06e15f6eb; >= 809805a820c6445f7a701ded24fdc6bbc841d1e4, < dcd23aa6cc0ded7950b60ce1badb80b84045c6c0; >= 809805a820c6445f7a701ded24fdc6bbc841d1e4, < b655b9a9f8467684cfa8906713d33b71ea8c8f54
LinuxLinux5.4

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2023-54053?
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
How severe is CVE-2023-54053?
Severity scoring for CVE-2023-54053 is pending analysis. The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2023-54053?
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