CVE-2026-31522

MediumCVSS 5.5/10Last modified Nov 11, 2026

Description

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

VendorProductVersions
LinuxLinux>= e6ad399596bd234be4722022146e33e15c7e424d, < 579c4c9857acdc8380fa99803f355f878bd766cb; >= 0b91b4e4dae63cd43871fc2012370b86ee588f91, < d84c21aabaab517b9aaf9bc1d785922cb9db2f31; >= 0b91b4e4dae63cd43871fc2012370b86ee588f91, < 7edfe4346b052b708645d0acc0f186425766b785; >= 0b91b4e4dae63cd43871fc2012370b86ee588f91, < 79e5dcc95d9abed6f8203cfd529f4ec71f0e505d; >= 0b91b4e4dae63cd43871fc2012370b86ee588f91, < 136f605e246b4bfe7ac2259471d1ff814aed0084; >= 0b91b4e4dae63cd43871fc2012370b86ee588f91, < fa95b0146358b49f9858139b67314591fd5871b0; >= 0b91b4e4dae63cd43871fc2012370b86ee588f91, < 91e8c6e601bdc1ccdf886479b6513c01c7e51c2c; c394bd1bc8537e61593b6b6799e01495c7cf9008; >= 5.15.17, < 5.15.203; >= 5.16.3, < 5.17
LinuxLinux5.17

References

Timeline

Published
Apr 22, 2026
Last modified
Nov 11, 2026
NVD status
Analyzed

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