CVE-2026-97442 Linux Kernel - Memory Corruption

Linux kernel contains a memory corruption vulnerability caused by invalid data access in ath11k_dp_rx_h_undecap_nwifi function when processing packets with length greater than maximum native Wi-Fi header, letting attackers cause kernel stack corruption, exploit requires crafted packets from hardware.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.25% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Memory Corruption
Impact
Denial Of Service, Remote Code Execution
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
24 September 2026
Updated
15 October 2026

Vendor fix

Update to the latest Linux kernel version containing the fix for ath11k_dp_rx_h_undecap_nwifi.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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