CVE-2026-64509 rust: block: fix GenDisk cleanup paths

In the Linux kernel, the following vulnerability has been resolved: rust: block: fix GenDisk cleanup paths GenDiskBuilder::build still has fallible work after blkmqallocdisk, but its error path only recovers the foreign queue data. That leaks the temporary gendisk and requestqueue until later...

PT-2026-1249

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description A flaw exists in the Linux kernel related to a potential use-after-free condition within the hfs correct next unused CNID function. The issue arises from the order of operations where a...