init_dev in tty_io.c in the Red Hat backport of NPTL to Red Hat Enterprise Linux 3 does not properly clear controlling ttys in multi-threaded applications, which allows local users to cause a denial of service (crash) and possibly gain tty access via unknown attack vectors that trigger an access of a pointer to a freed structure.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Enterprise_linux_desktop | Redhat | 3.0 | 3.0 |
Enterprise_linux | Redhat | 3.0 | 3.0 |
Enterprise_linux | Redhat | 3.0 | 3.0 |
Enterprise_linux | Redhat | 3.0 | 3.0 |