In the Linux kernel, the following vulnerability has been resolved:
wifi: iwlwifi: mld: avoid panic on init failure
In case of an error during init, in_hw_restart will be set, but it will
never get cleared.
Instead, we will retry to init again, and then we will act like we are in a
restart when we are actually not.
This causes (among others) to a NULL pointer dereference when canceling
rx_omi::finished_work, that was not even initialized, because we thought
that we are in hw_restart.
Set in_hw_restart to true only if the fw is running, then we know that
FW was loaded successfully and we are not going to the retry loop.
Metrics
Affected Vendors & Products
References
History
Fri, 04 Jul 2025 00:30:00 +0000
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cvssV3_1
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Thu, 03 Jul 2025 09:00:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mld: avoid panic on init failure In case of an error during init, in_hw_restart will be set, but it will never get cleared. Instead, we will retry to init again, and then we will act like we are in a restart when we are actually not. This causes (among others) to a NULL pointer dereference when canceling rx_omi::finished_work, that was not even initialized, because we thought that we are in hw_restart. Set in_hw_restart to true only if the fw is running, then we know that FW was loaded successfully and we are not going to the retry loop. | |
Title | wifi: iwlwifi: mld: avoid panic on init failure | |
References |
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Status: PUBLISHED
Assigner: Linux
Published: 2025-07-03T08:35:27.900Z
Updated: 2025-07-28T04:12:41.142Z
Reserved: 2025-04-16T04:51:23.986Z
Link: CVE-2025-38121

No data.

Status : Awaiting Analysis
Published: 2025-07-03T09:15:26.170
Modified: 2025-07-03T15:13:53.147
Link: CVE-2025-38121
