Bug 2460631 (CVE-2026-31524) - CVE-2026-31524 kernel: HID: asus: avoid memory leak in asus_report_fixup()
Summary: CVE-2026-31524 kernel: HID: asus: avoid memory leak in asus_report_fixup()
Keywords:
Status: NEW
Alias: CVE-2026-31524
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-22 15:02 UTC by OSIDB Bzimport
Modified: 2026-07-02 16:56 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2026-04-22 15:02:06 UTC
In the Linux kernel, the following vulnerability has been resolved:

HID: asus: avoid memory leak in asus_report_fixup()

The asus_report_fixup() function was returning a newly allocated
kmemdup()-allocated buffer, but never freeing it.  Switch to
devm_kzalloc() to ensure the memory is managed and freed automatically
when the device is removed.

The caller of report_fixup() does not take ownership of the returned
pointer, but it is permitted to return a pointer whose lifetime is at
least that of the input buffer.

Also fix a harmless out-of-bounds read by copying only the original
descriptor size.


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