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Linux Kernel Bug: Wireless Driver May Cause System Crash
CVE-2025-71222
Summary
A bug in the Linux kernel's wireless driver can cause the system to crash occasionally, leading to data loss and disruption of network connectivity. This issue is now fixed in the latest kernel updates. It's recommended to apply the latest patches to ensure stable operations.
Original title
In the Linux kernel, the following vulnerability has been resolved:
wifi: wlcore: ensure skb headroom before skb_push
This avoids occasional skb_under_panic Oops from wl1271_tx_work. In this case...
Original description
In the Linux kernel, the following vulnerability has been resolved:
wifi: wlcore: ensure skb headroom before skb_push
This avoids occasional skb_under_panic Oops from wl1271_tx_work. In this case, headroom is
less than needed (typically 110 - 94 = 16 bytes).
wifi: wlcore: ensure skb headroom before skb_push
This avoids occasional skb_under_panic Oops from wl1271_tx_work. In this case, headroom is
less than needed (typically 110 - 94 = 16 bytes).
- https://git.kernel.org/stable/c/689a7980e4788e13e766763d53569fb78dea2513
- https://git.kernel.org/stable/c/71de0b6e04bbee5575caf9a1e4d424e7dcc50018
- https://git.kernel.org/stable/c/745a0810dbc96a0471e5f5e627ba1e978c3116d4
- https://git.kernel.org/stable/c/88295a55fefe5414e64293638b6f7549646e58ed
- https://git.kernel.org/stable/c/b167312390fdd461c81ead516f2b0b44e83a9edb
- https://git.kernel.org/stable/c/cd89a4656c03f8db0c57350aaec69cd3cfaa3522
- https://git.kernel.org/stable/c/e75665dd096819b1184087ba5718bd93beafff51
Published: 14 Feb 2026 · Updated: 10 Mar 2026 · First seen: 6 Mar 2026