CVE-2026-43251

Summary

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

HID: prodikeys: Check presence of pm->input_ep82

Fake USB devices can send their own report descriptors for which the input_mapping() hook does not get called. In this case, pm->input_ep82 stays NULL, which leads to a crash later.

This does not happen with the real device, but can be provoked by imposing as one.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9 < f580c79683356632f12f2c2029f2fe936d953aa1affected
LinuxLinux3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9 < ee572578f09f0e743e9383393a75c3a7a0f9b4c2affected
LinuxLinux3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9 < edccbf7d6dc05d692bde3a89de5a4001f72a0fa4affected
LinuxLinux3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9 < 3f1b21cc67a15d7d081378a9b8747dd000a017b8affected
LinuxLinux3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9 < e7ac1cd823cd2e9fcbd5cb0b261d6d35dbb79341affected
LinuxLinux3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9 < d5512ce892f774d37c53082adadfcad04f21b50eaffected
LinuxLinux3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9 < d08f35f843881ec504d7537a9bb728a073db3366affected
LinuxLinux3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9 < cee8337e1bad168136aecfe6416ecd7d3aa7529aaffected
LinuxLinux2.6.35affected
LinuxLinux0 < 2.6.35unaffected
LinuxLinux5.10.252 <= 5.10.*unaffected
LinuxLinux5.15.202 <= 5.15.*unaffected
LinuxLinux6.1.165 <= 6.1.*unaffected
LinuxLinux6.6.128 <= 6.6.*unaffected
LinuxLinux6.12.75 <= 6.12.*unaffected
LinuxLinux6.18.16 <= 6.18.*unaffected
LinuxLinux6.19.6 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References