CVE-2026-43111 Details
Description
In the Linux kernel, the following vulnerability has been resolved: HID: roccat: fix use-after-free in roccat_report_event roccat_report_event() iterates over the device->readers list without holding the readers_lock. This allows a concurrent roccat_release() to remove and free a reader while it's still being accessed, leading to a use-after-free. Protect the readers list traversal with the readers_lock mutex.
A use-after-free vulnerability has been identified in the Linux kernel Roccat HID driver. The issue arises in the 'roccat_report_event' function, which processes the 'device->readers' list without proper synchronization. This oversight allows a concurrent 'roccat_release' function to remove and free a reader while it is still being used, leading to a use-after-free condition. The vulnerability affects the Linux kernel's stable group.
The vulnerability has been addressed by modifying the 'roccat_report_event' function to include mutex locks around the traversal of the 'device->readers' list. Users should update to the latest version of the Linux kernel where this fix has been applied.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 2.6.35, < 6.6.136 >= 6.7, < 6.12.83 >= 6.13, < 6.18.24 >= 6.19, < 6.19.14 7.0 rc1 7.0 rc2 7.0 rc3 7.0 rc4 7.0 rc5 7.0 rc6 7.0 rc7 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | kernel.org |
| Jun 1, 2026 | CVE Modified | kernel.org |
| May 8, 2026 | Initial Analysis | [email protected] |
| May 8, 2026 | CVE Modified | kernel.org |
| May 6, 2026 | New CVE Received | kernel.org |