CVE-2026-31522
MEDIUM severity · CVSS 5.5 · CWE-401
5.5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/136f605e246b4bfe7ac2259471d1ff814aed0084 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/136f605e246b4bfe7ac2259471d1ff814aed0084Patch
- https://git.kernel.org/stable/c/579c4c9857acdc8380fa99803f355f878bd766cbPatch
- https://git.kernel.org/stable/c/79e5dcc95d9abed6f8203cfd529f4ec71f0e505dPatch
- https://git.kernel.org/stable/c/7edfe4346b052b708645d0acc0f186425766b785Patch
- https://git.kernel.org/stable/c/91e8c6e601bdc1ccdf886479b6513c01c7e51c2cPatch
- https://git.kernel.org/stable/c/d84c21aabaab517b9aaf9bc1d785922cb9db2f31Patch
- https://git.kernel.org/stable/c/fa95b0146358b49f9858139b67314591fd5871b0Patch