Patch Name:  PHNE_5604

Patch Description: s700_800 10.00 fixes telnetd(1M) core dump problem

Creation Date: 95/06/23

Post Date:  95/08/21

Hardware Platforms - OS Releases:
        s700: 10.00
        s800: 10.00

Products: N/A

Filesets:
        InternetSrvcs.INETSVCS-RUN

Automatic Reboot?: No

Status: General Release

Critical:
        Yes
        PHNE_5604: ABORT
                The telnetd(1M) daemon can abort (core dump) under
                certain conditions.

Path Name:  /hp-ux_patches/s700_800/10.X/PHNE_5604

Symptoms:
        PHNE_5604:
        The following symptoms correspond to the descriptions in
        the defect descriptions field for PHNE_5604:
        1. The telnetd(1M) daemon will abort with a core dump and
           an error message of:

              Child died due to: segmentation violation

           Note that this message can only be viewed when using
           a debugger (such as xdb) with the core file dumped.
        2. A terminating telnetd(1M) daemon puts out a log message
           of:

              ioctl(SIOCJNVS): Bad file number

Defect Description:
        PHNE_5604:
        The following defect descriptions are for PHNE_5604:
        1. The problem is that the telnetd(1M) daemon does not
           handle an IAC WILL TELOPT_ENV sequence followed by
           a delayed IAC WONT TELOPT_ENV sequence.
        2. The problem is that the telnetd(1M) daemon does not
           handle a situation in which the pty has been closed
           before the daemon has been terminated.

SR:
        4701293548 5003264630

Patch Files:
        /usr/lbin/telnetd

what(1) Output:
        /usr/lbin/telnetd:
                Copyright (c) 1983, 1986 Regents of the University o
                        f California.
                telnetd.c $Revision: 1.22.110.11 $ $Date: 95/06/23 1
                        6:00:43 $ PHNE_5604
                telnetd.c       5.31 (Berkeley) 2/23/89

cksum(1) Output:
        4211921077 36864 /usr/lbin/telnetd

Patch Conflicts: None

Patch Dependencies:  None

Hardware Dependencies:  None

Other Dependencies:  None

Supersedes:  None

Equivalent Patches:
        PHNE_5603:
        s700: 9.01 9.03 9.05 9.07
        s800: 9.00 9.04

Patch Package Size:  90 Kbytes

Installation Instructions:
        Please review all instructions and the Hewlett-Packard
        SupportLine User Guide or your Hewlett-Packard support terms
        and conditions for precautions, scope of license,
        restrictions, and, limitation of liability and warranties,
        before installing this patch.
        ------------------------------------------------------------
        1. Back up your system before installing a patch.

        2. Login as root.

        3. Copy the patch to the /tmp directory.

        4. Move to the /tmp directory and unshar the patch:

                cd /tmp
                sh PHNE_5604

        5. Run swinstall to install the patch:

                swinstall -x autoreboot=true -x match_target=true \
                        -s /tmp/PHNE_5604.depot

        By default swinstall will archive the original software in
        /var/adm/sw/patch/PHNE_5604.  If you do not wish to retain a
        copy of the original software, you can create an empty file
        named /var/adm/sw/patch/PATCH_NOSAVE.

        Warning: If this file exists when a patch is installed, the
                 patch cannot be deinstalled.  Please be careful
                 when using this feature.

        It is recommended that you move the PHNE_5604.text file to
        /var/adm/sw/patch for future reference.

        To put this patch on a magnetic tape and install from the
        tape drive, use the command:

                swpackage -s /tmp/PHNE_5604.depot -x   \
                        target_type=tape -d /dev/rmt/0m PHNE_5604

Special Installation Instructions:  None