CVE-2026-31758

HIGH

usb: usbtmc: Flush anchored URBs in usbtmc_release

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Flush anchored URBs in usbtmc_release When calling usbtmc_release, pending anchored URBs must be flushed or killed to prevent use-after-free errors (e.g. in the HCD giveback path). Call usbtmc_draw_down() to allow anchored URBs to be completed.

Scores

CVSS v3 7.8
EPSS 0.0013
EPSS Percentile 2.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (27)
linux/Kernel 4.19.0 - 5.10.253linux
linux/Kernel 5.11.0 - 5.15.203linux
linux/Kernel 5.16.0 - 6.1.168linux
linux/Kernel 6.13.0 - 6.18.22linux
linux/Kernel 6.19.0 - 6.19.12linux
linux/Kernel 6.2.0 - 6.6.134linux
linux/Kernel 6.7.0 - 6.12.81linux
Linux/Linux < 4.19
Linux/Linux 4.19
Linux/Linux 4f3c8d6eddc272b386464524235440a418ed2029 - 7fa8f61bab3fb75b5deba8a0f3abb74dc5068d9f
... and 17 more
Published May 01, 2026
Tracked Since May 01, 2026