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CVE-2024-40930

17
FAUCET Score

CVE-2024-40930 is a medium-severity vulnerability in the Linux kernel's WiFi (cfg80211) component, specifically related to the validation of HE operation element parsing. An attacker with local access and low privileges could exploit this flaw without user interaction, potentially leading to a denial of service. There is currently no public exploit code available, nor is there any evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 6.8, < 6.9.6CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
6.10CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*
6.10CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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 Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.21%
Probability of exploitation in next 30 days
EPSS Percentile
11.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0021 is in the 51st percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel-0:5.14.0-503.11.1.el9_5
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel-rt

Vendor Advisories (1)

redhatCVE-2024-40930Moderate

kernel: wifi: cfg80211: validate HE operation element parsing

Jul 12, 2024

References

git.kernel.org / stable/c/4dc3a3893dae5a7f73e5809273aca0f1f3548d55
Patch
git.kernel.org / stable/c/f15e3e13e14cc5ae8f950c16efe706add18ac8e2
Patch