Note: This is an archival copy of Security Sun Alert 249586 as previously published on http://sunsolve.sun.com.|
Latest version of this security advisory is available from http://support.oracle.com as Sun Alert 1019948.1.
Solaris 8 Operating System
Solaris 9 Operating System
Solaris 10 Operating System
Date of Resolved Release
Security vulnerability in the Solaris Pseudo-terminal driver (pty(7D)) may cause a system panic:
A race condition security vulnerability in the Solaris pseudo-terminal driver (pty(7D)) module may allow a local unprivileged user to panic the system causing a Denial of Service (DoS).
2. Contributing Factors
This issue can occur in the following releases:
$ uname -v3. Symptoms
If the described issue occurs, the system will panic with a stack trace similar to the following:
panic: BAD TRAP: occurred in module "unix" due to a NULL pointer dereference4. Workaround
There is no workaround for this issue. Please see the Resolution section below.
This issue is addressed in the following releases:
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