CVE-2026-64543

CVE-2026-64543 — Linux TIPC use-after-free fixed . The vulnerability occurs in tipc_disc_rcv() where the discoverer object is freed with kfree while still referenced under an RCU read-side critical section, allowing a local unprivileged user to crash the system via TIPCv2 genl interactions. The f...

kernel: block: floppy: privilege escalation via FDRAWCMD floppy ioctl command

A flaw was found in the way the Linux kernel's floppy driver handled user space provided data in certain error code paths while processing FDRAWCMD IOCTL commands. A local user with write access to /dev/fdX could use this flaw to free using the kfree function arbitrary kernel memory. CVE-2014-173...