CVE-2026-31758

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/7fa8f61bab3fb75b5deba8a0f3abb74dc5068d9f	Patch
https://git.kernel.org/stable/c/8a768552f7a8276fb9e01d49773d2094ace7c8f1	Patch
https://git.kernel.org/stable/c/959ef329071136e4335b54822fe2f607659b4569	Patch
https://git.kernel.org/stable/c/95e09b07e50290254b28b8395509473104518f8c	Patch
https://git.kernel.org/stable/c/977b632db51d231dec0bc571089a5c2402674139	Patch
https://git.kernel.org/stable/c/d13318dec0c1e0e2ac16f8ecbd522db14cea4bb1	Patch
https://git.kernel.org/stable/c/d40198de50232e04c14c6e2092e896766c95ea48	Patch
https://git.kernel.org/stable/c/e189d443767f7cd390c52f2e122e1fc41c7562d6	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc1::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc2::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc3::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc4::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc5::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc6::::::

History

No history.

Information

Published : 2026-05-01 15:16

Updated : 2026-06-17 10:34

NVD link : CVE-2026-31758

Mitre link : CVE-2026-31758

CVE.ORG link : CVE-2026-31758

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-416

Use After Free

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prevent use-after-free errors (e.g. in the HCD giveback\npath). 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