Medium 5.5Published Mar 25, 2026

CVE-2026-23312net: usb: kaweth: validate USB endpoints

Updated under an hour ago (Oct 27, 2026, 4:10 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: net: usb: kaweth: validate USB endpoints The kaweth driver should validate that the device it is probing has the proper number and types of USB endpoints it is expecting before it binds to it. If a malicious device were to not have the same urbs the driver will crash later on when it blindly accesses these endpoints.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 3b5075e4ce97d1a1ce82ff3fb6308761987a48bb; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 6c986abd2a5033633c6e6f9dd135cf96b19c7fdf; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 7c7ebf5e45d2504d92ea294ac3828d58586491df; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 72f90f481c6a059680b9b976695d4cfb04fba1f3; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before f33e80d195a003b384620ee240f69092b519146b; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 2795fc06e7652c0ba299d936c584d5e08b6b57a1; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 builds before 0aae18e4638a7c1c579df92bc6edc36cedfaaa8c; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 4b063c002ca759d1b299988ee23f564c9609c875	CNA record
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name)	all versions	CISA ADP
linux linux_kernel linux:linux_kernel	from 2.6.12.1 before 5.10.253; from 5.11 before 5.15.203; from 5.16 before 6.1.167; from 6.2 before 6.6.130; from 6.7 before 6.12.77; from 6.13 before 6.18.17; from 6.19 before 6.19.7; 2.6.12; and 5 more ranges	NVD

References

References

https://git.kernel.org/stable/c/3b5075e4ce97d1a1ce82ff3fb6308761987a48bb	patch
https://git.kernel.org/stable/c/6c986abd2a5033633c6e6f9dd135cf96b19c7fdf	patch
https://git.kernel.org/stable/c/7c7ebf5e45d2504d92ea294ac3828d58586491df	patch
https://git.kernel.org/stable/c/72f90f481c6a059680b9b976695d4cfb04fba1f3	patch
https://git.kernel.org/stable/c/f33e80d195a003b384620ee240f69092b519146b	patch
https://git.kernel.org/stable/c/2795fc06e7652c0ba299d936c584d5e08b6b57a1	patch
https://git.kernel.org/stable/c/0aae18e4638a7c1c579df92bc6edc36cedfaaa8c	patch
https://git.kernel.org/stable/c/4b063c002ca759d1b299988ee23f564c9609c875	patch
https://cert-portal.siemens.com/productcert/html/ssa-784472.html

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.