CVE-2026-72079

Summary

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

Input: ims-pcu - fix use-after-free and double-free in disconnect

ims_pcu_disconnect() only intended to perform cleanup when the primary (control) interface is unbound. However, it currently relies on the interface class to distinguish between control and data interfaces. A malicious device could present a data interface with the same class as the control interface, leading to premature cleanup and potential use-after-free or double-free.

Switch to verifying that the interface being disconnected is indeed the control interface.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux628329d52474323938a03826941e166bc7c8eff4 < 315f269ea04bc1477ab9bf351e939623d12a1621affected
LinuxLinux628329d52474323938a03826941e166bc7c8eff4 < 293388e42e5c0865204de6f36bfb8662156fce3baffected
LinuxLinux628329d52474323938a03826941e166bc7c8eff4 < 921abbb33887052e46b1b77299f87a3c741dc580affected
LinuxLinux628329d52474323938a03826941e166bc7c8eff4 < 6a6c373e6a82eddc522342c8a8db7072c65f2b56affected
LinuxLinux628329d52474323938a03826941e166bc7c8eff4 < a4b3f4d42fbf58f06f0d49e37a9d0d9392eca338affected
LinuxLinux628329d52474323938a03826941e166bc7c8eff4 < 6aacc18004b1a915ccb8a829d30279a37988066eaffected
LinuxLinux628329d52474323938a03826941e166bc7c8eff4 < bf0b58ba489d0bdaa18c7dd8beeaeb954dd7dbb7affected
LinuxLinux628329d52474323938a03826941e166bc7c8eff4 < 462a999917755a3bf77448dfd64307963cf0a9f0affected
LinuxLinux3.10affected
LinuxLinux0 < 3.10unaffected
LinuxLinux5.10.261 <= 5.10.*unaffected
LinuxLinux5.15.212 <= 5.15.*unaffected
LinuxLinux6.1.178 <= 6.1.*unaffected
LinuxLinux6.6.145 <= 6.6.*unaffected
LinuxLinux6.12.97 <= 6.12.*unaffected
LinuxLinux6.18.40 <= 6.18.*unaffected
LinuxLinux7.1.5 <= 7.1.*unaffected
LinuxLinux7.2 <= *unaffected

Weaknesses

References