PT-2026-36393 · Linux+2 · Linux Kernel+2
CVE-2026-31758
·
Published
2026-03-12
·
Updated
2026-08-23
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A use-after-free error exists in the
usbtmc release function. This occurs because pending anchored URBs (USB Request Blocks) are not properly flushed or killed, which can lead to memory corruption in the HCD (Host Controller Driver) giveback path.Recommendations
Call the
usbtmc draw down() function to ensure anchored URBs are completed.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.Exploit
Use After Free
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Related Identifiers
Affected Products
Linuxmint
Linux Kernel
Ubuntu