Race condition vulnerability in Linux kernel's TeleTYpe subsystem allows local users to crash the system or read unauthorized random data from memory
CVE-2022-1462 · MEDIUM Severity
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flush_to_ldisc function. This flaw allows a local user to crash the system or read unauthorized random data from memory.
Learn more about our Cis Benchmark Audit For Distribution Independent Linux.