CVE-2021-38206 — MEDIUM (5.5)

Q: How severe is CVE-2021-38206?

CVE-2021-38206 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-38206?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.

Vulnerability 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.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Linux	Linux Kernel	< 5.12.13

Related Weaknesses (CWE)

CWE-476

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.13Mailing ListPatchVendor Advisory
https://github.com/torvalds/linux/commit/bddc0c411a45d3718ac535a070f349be8eca8d4PatchThird Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.13Mailing ListPatchVendor Advisory
https://github.com/torvalds/linux/commit/bddc0c411a45d3718ac535a070f349be8eca8d4PatchThird Party Advisory

FAQ

What is CVE-2021-38206?

CVE-2021-38206 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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) ...

How severe is CVE-2021-38206?

CVE-2021-38206 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-38206?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.