CVE-2023-53454

Summary

In the Linux kernel, the following vulnerability has been resolved:

HID: multitouch: Correct devm device reference for hidinput input_dev name

Reference the HID device rather than the input device for the devm allocation of the input_dev name. Referencing the input_dev would lead to a use-after-free when the input_dev was unregistered and subsequently fires a uevent that depends on the name. At the point of firing the uevent, the name would be freed by devres management.

Use devm_kasprintf to simplify the logic for allocating memory and formatting the input_dev name string.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < ac0d389402a6ff9ad92cea02c2d8c711483b91abaffected
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < 39c70c19456e50dcb3abfe53539220dff0490f1daffected
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < df7ca43fe090e1a56c216c8ebc106ef5fd49afc6affected
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < 15ec7cb55e7d88755aa01d44a7a1015a42bfce86affected
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < dde88ab4e45beb60b217026207aa9c14c88d71abaffected
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < 2763732ec1e68910719c75b6b896e11b6d3d622baffected
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < 1d7833db9fd118415dace2ca157bfa603dec9c8caffected
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < b70ac7849248ec8128fa12f86e3655ba38838f29affected
LinuxLinuxc08d46aa805ba46d501f610c2448d07bea979780 < 4794394635293a3e74591351fff469cea7ad15a2affected
LinuxLinux3.12affected
LinuxLinux0 < 3.12unaffected
LinuxLinux4.14.326 <= 4.14.*unaffected
LinuxLinux4.19.295 <= 4.19.*unaffected
LinuxLinux5.4.257 <= 5.4.*unaffected
LinuxLinux5.10.195 <= 5.10.*unaffected
LinuxLinux5.15.132 <= 5.15.*unaffected
LinuxLinux6.1.53 <= 6.1.*unaffected
LinuxLinux6.4.16 <= 6.4.*unaffected
LinuxLinux6.5.3 <= 6.5.*unaffected
LinuxLinux6.6 <= *unaffected

Weaknesses

References