CVE-2024-40930: wifi: cfg80211: validate HE operation element parsing
Vulnerability summary
CVE-2024-40930 is a high (CVSS 7.1) vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 15.5% of scored vulnerabilities.
Not severe (CVSS 7.1, adjacent network); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 13 · Related 12Timeline
- 12-07-2024PublishedVulnerability first disclosed.
- 05-08-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: validate HE operation element parsing Validate that the HE operation element has the correct length before parsing it.
CVSS metrics
4 scores · 4 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
EPSS trend
Probability
0.24%
Chance of exploitation in the next 30 days
Percentile
16%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.24% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: adjacent network, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu84 products
- linux< 6.8.0-44.44
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 6.8.0-1015.16
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 645f3d85129d8aac3b896ba685fbc20a31c2c036, < f15e3e13e14cc5ae8f950c16efe706add18ac8e2 | ≥ 645f3d85129d8aac3b896ba685fbc20a31c2c036, < 4dc3a3893dae5a7f73e5809273aca0f1f3548d55 | 6.8
- linux_kernel≥ 6.8, < 6.9.6 | 6.10:rc1 | 6.10:rc2
Debian1 product
- linux< 6.9.7-1
3 vendors · 87 products
