CVE-2026-98349 Linux Kernel wifi libipw - Buffer Over-read

Linux kernel wifi libipw contains a buffer over-read caused by incorrect length calculation in libipw_process_probe_response and libipw_network_init, letting attackers cause memory corruption by sending too-short beacon or probe responses, exploit requires crafted management frames.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.26% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Over-read
Impact
Denial Of Service, Information Disclosure
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Published
6 October 2026
Updated
15 October 2026

Vendor fix

Update to the latest Linux kernel version containing the fix.

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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