HID: multitouch: Add NULL check in mt_input_configured

Summary

In the Linux kernel, the following vulnerability has been resolved: HID: multitouch: Add NULL check in mt_input_configured devm_kasprintf() can return a NULL pointer on failure,but this returned value in mt_input_configured() is not checked. Add NULL check in mt_input_configured(), to handle kernel NULL pointer dereference error.

Timeline

1. Feb 27, 2025, 2:18 AM UTCCVE published
2. Oct 15, 2026, 1:01 AM UTCRecord last updated

Affected versions

• Linux Linux

  From df7ca43fe090e1a56c216c8ebc106ef5fd49afc6 · fixed in a04d96ef67a42165f93194eef22a270acba4b74c; From 15ec7cb55e7d88755aa01d44a7a1015a42bfce86 · fixed in a6bfd3856e9f3da083f177753c623d58ba935e0a; From dde88ab4e45beb60b217026207aa9c14c88d71ab · fixed in 2052b44cd0a62b6fdbe3371e5ba6029c56c400ca; From 2763732ec1e68910719c75b6b896e11b6d3d622b · fixed in 4e7113f591163d99adc7cbcd7295030c8c5d3fc7; From 4794394635293a3e74591351fff469cea7ad15a2 · fixed in 62f8bf06262b6fc55c58f4c5256140f1382f3b01; From 4794394635293a3e74591351fff469cea7ad15a2 · fixed in aa879ef6d3acf96fa2c7122d0632061d4ea58d48; From 4794394635293a3e74591351fff469cea7ad15a2 · fixed in 97c09cc2e72769edb6994b531edcfa313b96bade; From 4794394635293a3e74591351fff469cea7ad15a2 · fixed in 9b8e2220d3a052a690b1d1b23019673e612494c5; From 5.4.257 · fixed in 5.4.291; From 5.10.195 · fixed in 5.10.235; From 5.15.132 · fixed in 5.15.179; From 6.1.53 · fixed in 6.1.129; From 4.14.326 · fixed in 4.15; From 4.19.295 · fixed in 4.20; From 6.4.16 · fixed in 6.5; From 6.5.3 · fixed in 6.6

• Linux Linux

  6.6

• KernelLinux

  fixed in 5.4.291; From 5.5.0 · fixed in 5.10.235; From 5.11.0 · fixed in 5.15.179; From 5.16.0 · fixed in 6.1.129; From 6.2.0 · fixed in 6.6.79; From 6.6.0 · fixed in 6.12.16; From 6.7.0 · fixed in 6.13.4

References 8