CVE-2024-36922

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: read txq-readptr under lock If we read txq-readptr without lock, we can read the same value twice, then obtain the lock, and reclaim from there to two different places, but crucially reclaim the same entry twice,...

CVE-2024-36922

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: read txq-readptr under lock If we read txq-readptr without lock, we can read the same value twice, then obtain the lock, and reclaim from there to two different places, but crucially reclaim the same entry twice,...

CVE-2024-36922

CVE-2024-36922 affects the Linux kernel’s iwlwifi driver (iwl_txq_reclaim) where txq->read_ptr could be read without holding the lock, allowing a race that can reclaim the same entry twice and trigger a WARN_ONCE, potentially causing a service disruption. The issue is fixed by reading txq->...