CVE-2026-43343

Summary

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

usb: gadget: f_subset: Fix unbalanced refcnt in geth_free

geth_alloc() increments the reference count, but geth_free() fails to decrement it. This prevents the configuration of attributes via configfs after unlinking the function.

Decrement the reference count in geth_free() to ensure proper cleanup.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux02832e56f88a981474ee4c7c141f46fc1b4454f4 < a932b171554714b1bca313b853c7aa9f2930f9aaaffected
LinuxLinux02832e56f88a981474ee4c7c141f46fc1b4454f4 < d7d702407b61e96286a15b6e715572f541a8d41caffected
LinuxLinux02832e56f88a981474ee4c7c141f46fc1b4454f4 < 3f5bfc550a40d7493b1cf09540ed6b412b3b82beaffected
LinuxLinux02832e56f88a981474ee4c7c141f46fc1b4454f4 < 75776a055b656873319c3830fed471daef3ceb23affected
LinuxLinux02832e56f88a981474ee4c7c141f46fc1b4454f4 < cc8ec610cd14c093a19371691a7ce1ee5421e829affected
LinuxLinux02832e56f88a981474ee4c7c141f46fc1b4454f4 < 3d436670b47415da042452618fb5d8e317ab095faffected
LinuxLinux02832e56f88a981474ee4c7c141f46fc1b4454f4 < 23e4851ce348a329d974e84e828155dda9f52122affected
LinuxLinux02832e56f88a981474ee4c7c141f46fc1b4454f4 < caa27923aacd8a5869207842f2ab1657c6c0c7bcaffected
LinuxLinux3.11affected
LinuxLinux0 < 3.11unaffected
LinuxLinux5.10.253 <= 5.10.*unaffected
LinuxLinux5.15.203 <= 5.15.*unaffected
LinuxLinux6.1.168 <= 6.1.*unaffected
LinuxLinux6.6.134 <= 6.6.*unaffected
LinuxLinux6.12.81 <= 6.12.*unaffected
LinuxLinux6.18.22 <= 6.18.*unaffected
LinuxLinux6.19.12 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References