CVE-2026-31522

In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: avoid memory leak in magicmouse_report_fixup() The magicmouse_report_fixup() function was returning a newly kmemdup()-allocated buffer, but never freeing it. The caller of report_fixup() does not take ownership of the returned pointer, but it *is* permitted to return a sub-portion of the input rdesc, whose lifetime is managed by the caller.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/136f605e246b4bfe7ac2259471d1ff814aed0084	Patch
https://git.kernel.org/stable/c/579c4c9857acdc8380fa99803f355f878bd766cb	Patch
https://git.kernel.org/stable/c/79e5dcc95d9abed6f8203cfd529f4ec71f0e505d	Patch
https://git.kernel.org/stable/c/7edfe4346b052b708645d0acc0f186425766b785	Patch
https://git.kernel.org/stable/c/91e8c6e601bdc1ccdf886479b6513c01c7e51c2c	Patch
https://git.kernel.org/stable/c/d84c21aabaab517b9aaf9bc1d785922cb9db2f31	Patch
https://git.kernel.org/stable/c/fa95b0146358b49f9858139b67314591fd5871b0	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::::::

History

No history.

Information

Published : 2026-04-22 14:16

Updated : 2026-06-17 10:33

NVD link : CVE-2026-31522

Mitre link : CVE-2026-31522

CVE.ORG link : CVE-2026-31522

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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