CVE-2026-64155 is a vulnerability in Linux Kernel
Published on July 19, 2026
wifi: ath11k: fix error path leaks in some WMI WOW calls
In the Linux kernel, the following vulnerability has been resolved:
wifi: ath11k: fix error path leaks in some WMI WOW calls
Fix two instances where we used to directly return the result of
ath11k_wmi_cmd_send(...). Because we did not check the return value, we
also did not free the skb in the error path.
Products Associated with CVE-2026-64155
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Affected Versions
Linux:- Version 79802b13a492d0fdeb922e98628e5ff1a8b74026 and below d6c7b8d0dc22c0a8743435db8f42d98524b70df3 is affected.
- Version 79802b13a492d0fdeb922e98628e5ff1a8b74026 and below cd43d587dd333517c806cd24696e6e1a26b9951e is affected.
- Version 79802b13a492d0fdeb922e98628e5ff1a8b74026 and below 3d675896ea03aca631852a2a7e91e6cb8f664967 is affected.
- Version 79802b13a492d0fdeb922e98628e5ff1a8b74026 and below 008955b1348452de25bc19d6e0f0f673d4cb9a3c is affected.
- Version 79802b13a492d0fdeb922e98628e5ff1a8b74026 and below acde4692afcdaea6de3e2996ddfaeaa7ae6b0130 is affected.
- Version 79802b13a492d0fdeb922e98628e5ff1a8b74026 and below d618d322b95c80d5ad7091f35a7193e4050dcc27 is affected.
- Version 79802b13a492d0fdeb922e98628e5ff1a8b74026 and below 55dda532bbc261aef495e403c8900c5e2ab5fa34 is affected.
- Version 5.11 is affected.
- Before 5.11 is unaffected.
- Version 5.15.209, <= 5.15.* is unaffected.
- Version 6.1.175, <= 6.1.* is unaffected.
- Version 6.6.142, <= 6.6.* is unaffected.
- Version 6.12.92, <= 6.12.* is unaffected.
- Version 6.18.34, <= 6.18.* is unaffected.
- Version 7.0.11, <= 7.0.* is unaffected.
- Version 7.1, <= * is unaffected.