Description
The mac80211 subsystem in the Linux kernel before 5.12.13, when a device supporting only 5 GHz is used, allows attackers to cause a denial of service (NULL pointer dereference in the radiotap parser) by injecting a frame with 802.11a rates.
References (2)
Core 2
Core References
Mailing List, Patch, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.13
Patch, Third Party Advisory x_refsource_misc
https://github.com/torvalds/linux/commit/bddc0c411a45d3718ac535a070f349be8eca8d48
Scores
CVSS v3
5.5
EPSS
0.0006
EPSS Percentile
19.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (1)
linux/linux_kernel
< 5.12.13
Published
Aug 08, 2021
Tracked Since
Feb 18, 2026