First published: Wed Oct 10 2007(Updated: )
Using asynchronous IO on a FIFO causes RHEL 3U9 to kernel panic. (Does not occur in RHEL 4 as the pipe_write function has been re-written) This is a security issue because a local unprivileged user can cause a kernel panic. Reproducer in <a class="bz_bug_link bz_secure " title="" href="show_bug.cgi?id=311621">bz#311621</a>
Affected Software | Affected Version | How to fix |
---|---|---|
Red Hat Enterprise Linux | =3U9 |
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REDHAT-BUG-326251 is considered a significant security vulnerability as it allows a local unprivileged user to cause a kernel panic.
To mitigate REDHAT-BUG-326251, it is recommended to upgrade to RHEL version 4 or later, where the pipe_write function has been re-written.
Only users of Red Hat Enterprise Linux 3U9 are affected by REDHAT-BUG-326251.
The impacted system by REDHAT-BUG-326251 is Red Hat Enterprise Linux version 3U9.
No, REDHAT-BUG-326251 can only be exploited by local users who have access to the system.