CVE-2025-71222: wifi: wlcore: ensure skb headroom before skb_push
In the Linux kernel, the following vulnerability has been resolved:
wifi: wlcore: ensure skb headroom before skbpush
This avoids occasional skbunderpanic Oops from wl1271txwork. In this case, headroom is less than needed (typically 110 - 94 = 16 bytes).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.113-1Fixed in 7.2.12-1Fixed in 7.2.13-1
Event History
Frequently Asked Questions
What is the severity of CVE-2025-71222?
CVE-2025-71222 is classified with a severity level that may impact system stability due to skb_under_panic errors.
How do I fix CVE-2025-71222?
To fix CVE-2025-71222, upgrade your Linux kernel to a version that addresses this vulnerability.
Which versions of the Linux kernel are affected by CVE-2025-71222?
CVE-2025-71222 affects various versions of the Linux kernel from 2.6.32 to 6.19-rc3.
What are the potential impacts of CVE-2025-71222?
The potential impacts of CVE-2025-71222 include system crashes or instability due to skb_under_panic errors.
Is CVE-2025-71222 related to specific hardware?
CVE-2025-71222 primarily affects the wlcore driver in the Linux kernel, which is related to specific Wi-Fi hardware.