CVE-2024-47671: USB: usbtmc: prevent kernel-usb-infoleak

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-10-09 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: USB: usbtmc: prevent kernel-usb-infoleak The syzbot reported a kernel-usb-infoleak in usbtmc_write, we need to clear the structure before filling fields.

Affected products

Linux kernel: from 4.20 before 6.1.112; from 6.2 before 6.6.53; from 6.7 before 6.10.12; 6.11-rc1, 6.11-rc2, 6.11-rc3, 6.11-rc4, 6.11-rc5, 6.11-rc6 (+3) — fixed in 6.1.112, 6.10.12, 6.6.53

How to fix

Upgrade to a fixed version: Linux kernel 6.1.112, 6.10.12, 6.6.53. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/0c927dfc0b9bd177f7ab6ee59ef0c4ea06c110a7
https://git.kernel.org/stable/c/16e0ab9ed3ae7d19ca8ee718ba4e09d5c0f909ca
https://git.kernel.org/stable/c/51297ef7ad7824ad577337f273cd092e81a9fa08
https://git.kernel.org/stable/c/625fa77151f00c1bd00d34d60d6f2e710b3f9aad
https://git.kernel.org/stable/c/6c7fc36da021b13c34c572a26ba336cd102418f8
https://git.kernel.org/stable/c/ba6269e187aa1b1f20faf3c458831a0d6350304b
https://git.kernel.org/stable/c/e872738e670ddd63e19f22d0d784f0bdf26ecba5
https://git.kernel.org/stable/c/fa652318887da530f2f9dbd9b0ea4a087d05ee12
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html

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