CVE-2026-43231

Summary

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

media: radio-keene: fix memory leak in error path

Fix a memory leak in usb_keene_probe(). The v4l2 control handler is initialized and controls are added, but if v4l2_device_register() or video_register_device() fails afterward, the handler was never freed, leaking memory.

Add v4l2_ctrl_handler_free() call in the err_v4l2 error path to ensure the control handler is properly freed for all error paths after it is initialized.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux1bf20c3a0c616f44359c573b533d06bae960ee45 < ad85bb5623079a35bd400f51de2e2fbc2170bdb2affected
LinuxLinux1bf20c3a0c616f44359c573b533d06bae960ee45 < 242b0aabb1866024a7995a767ac330c158b39aa4affected
LinuxLinux1bf20c3a0c616f44359c573b533d06bae960ee45 < 2fe28a63d598235595a9601e0d8fdc7c8f4fd575affected
LinuxLinux1bf20c3a0c616f44359c573b533d06bae960ee45 < 27c508f61963013fdf29097578284099ee7a85a4affected
LinuxLinux1bf20c3a0c616f44359c573b533d06bae960ee45 < 7fa9754f48cb8eefa566156be341e63d313247e5affected
LinuxLinux1bf20c3a0c616f44359c573b533d06bae960ee45 < 1d8558a232ecb187e8e0328d6347a125f437a0fcaffected
LinuxLinux1bf20c3a0c616f44359c573b533d06bae960ee45 < de204d87e7d61859937272fe30cbdd46a4cfb10aaffected
LinuxLinux1bf20c3a0c616f44359c573b533d06bae960ee45 < b8bf939d77c0cd01118e953bbf554e0fa15e9006affected
LinuxLinux3.4affected
LinuxLinux0 < 3.4unaffected
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