CVE-2026-43047
HIGHHID: multitouch: Check to ensure report responses match the request
Title source: cnaDescription
In the Linux kernel, the following vulnerability has been resolved: HID: multitouch: Check to ensure report responses match the request It is possible for a malicious (or clumsy) device to respond to a specific report's feature request using a completely different report ID. This can cause confusion in the HID core resulting in nasty side-effects such as OOB writes. Add a check to ensure that the report ID in the response, matches the one that was requested. If it doesn't, omit reporting the raw event and return early.
References (8)
Core 8
Core References
Scores
CVSS v3
7.8
EPSS
0.0001
EPSS Percentile
2.5%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (31)
Linux/Linux
< 4.4
Linux/Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 2edc92f89eee328b5be5706b5d431bf90669e9c0
Linux/Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 516da3f25cfe18643835af1cf09b0e9ffc36c383
Linux/Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 6a4acd3e86fe5584050c213d95147eba33856033
Linux/Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 74c6015375d8b9bc1b1eb79f20636c8e894bcad7
Linux/Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 7f66fdbc077faed3b52519228d21d81979e92249
Linux/Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - a61163daf8a90b4a7ef154d5fc9c525f665734e3
Linux/Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - c7a27bb4d0f6573ca0f9c7ef0b63291486239190
Linux/Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - e716edafedad4952fe3a4a273d2e039a84e8681a
Linux/Linux
4.3.6 - 4.4
... and 21 more
Published
May 01, 2026
Tracked Since
May 01, 2026