Bug 2395439 (CVE-2023-53203)

Summary: CVE-2023-53203 kernel: wifi: mt76: mt7996: rely on mt76_connac2_mac_tx_rate_val
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
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Priority: medium    
Version: unspecifiedKeywords: Security
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OS: Linux   
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Description OSIDB Bzimport 2025-09-15 15:13:54 UTC 
In the Linux kernel, the following vulnerability has been resolved:

wifi: mt76: mt7996: rely on mt76_connac2_mac_tx_rate_val

In order to fix a possible NULL pointer dereference in
mt7996_mac_write_txwi() of vif pointer, export
mt76_connac2_mac_tx_rate_val utility routine and reuse it
in mt7996 driver.
Comment 1 Jon Moroney 2025-09-15 15:58:31 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025091509-CVE-2023-53203-4a9c@gregkh/T