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Cscan crashes in Fedora 31/32

Pgomes_pt
Level 1
Level 1

Hi.

 

Recently on both my desktop and laptop, both running Fedora (31 and 32 respectively) I was trying to use the anyconnect client without success.

 

I installed the anyconnect client provided by my company and executed the install script.

When I try to connect either using the user interface client or the command line, the process gets stuck after a crash of cscan.

 

Version: 4.8.02045

Here is a snippet of what happens:

 

p@new-host-3 /o/c/anyconnect> ./bin/vpn -s connect myaccess-companydomain.com
Cisco AnyConnect Secure Mobility Client (version 4.8.02045) .

Copyright (c) 2004 - 2020 Cisco Systems, Inc.  All Rights Reserved.


  >> state: Disconnected
  >> state: Disconnected
  >> notice: Ready to connect.
  >> registered with local VPN subsystem.
  >> contacting host (myaccess.companydomain.com) for login information...
  >> notice: Contacting myaccess-companydomain.com.
  >> notice: Posture Assessment: Required for access
  >> notice: Posture Assessment: Checking for updates...
  >> notice: Posture Assessment: Initiating...
  >> notice: Posture Assessment: Active
  >> notice: Posture Assessment: Initiating...

Username: drbg_instantiate failed
drbg_instantiate failed
double free or corruption (!prev)

From this point on I can insert my username and password but the process never progresses.

On the log I can see (journalctl)

 

May 22 14:39:03 new-host-3 abrt-dump-journal-core[1052]: Failed to save detect problem data in abrt database
May 22 14:39:03 new-host-3 abrt-dump-journal-core[1052]: Failed to obtain all required information from journald
May 22 14:39:03 new-host-3 acvpncli[9853]: Function: reset_connection_cb Thread Id: 0x2BFFF700 File: /tmp/build/thehoff/Negasonic0.166695223187/Negasonic/posture/asa/libcsd/csd_api.c Line: 90 Level: all :: *** reset connection [7f3a2409a>
May 22 14:39:03 new-host-3 audit[1]: SERVICE_STOP pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=systemd-coredump@0-9862-0 comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? >
May 22 14:39:03 new-host-3 systemd[1]: systemd-coredump@0-9862-0.service: Succeeded.
May 22 14:39:03 new-host-3 systemd-coredump[9863]: Process 9857 (cscan) of user 1000 dumped core.
May 22 14:39:03 new-host-3 systemd-coredump[9863]: Resource limits disable core dumping for process 9857 (cscan).
May 22 14:39:03 new-host-3 audit[1]: SERVICE_START pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=systemd-coredump@0-9862-0 comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=?>
May 22 14:39:03 new-host-3 systemd[1]: Started Process Core Dump (PID 9862/UID 0).
May 22 14:39:03 new-host-3 systemd[1]: Created slice system-systemd\x2dcoredump.slice.
May 22 14:39:03 new-host-3 audit[9857]: ANOM_ABEND auid=1000 uid=1000 gid=1000 ses=3 subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 pid=9857 comm="cscan" exe="/home/pgomes/.cisco/hostscan/bin/cscan" sig=6 res=1
May 22 14:39:02 new-host-3 acvpncli[9853]: Function: WMHintCB File: ../../vpn/Api/ClientIfc.cpp Line: 169 User did not implement WMHintCB.
May 22 14:39:02 new-host-3 acvpncli[9853]: Function: ProcessPromptData File: ../../vpn/Api/SDIMgr.cpp Line: 336 Authentication is not token based (OTP).
May 22 14:39:02 new-host-3 acvpncli[9853]: Message type information sent to the user: Posture Assessment: Initiating...
May 22 14:39:02 new-host-3 acvpncli[9853]: Function: processCSDData File: ../../vpn/Api/ConnectMgr.cpp Line: 4376 CSD launched, continuing until token is validated.
May 22 14:39:02 new-host-3 acvpncli[9853]: Message type information sent to the user: Posture Assessment: Active
May 22 14:39:02 new-host-3 acvpncli[9853]: Function: launchCSDStub File: ../../vpn/Api/ConnectMgr.cpp Line: 9070 CSD successfully launched.
May 22 14:39:02 new-host-3 acvpncli[9853]: Function: doCsdApiLaunch File: ../../vpn/Api/ConnectMgr.cpp Line: 9375 Starting CSD system scan.
May 22 14:39:02 new-host-3 acvpncli[9853]: Function: doCsdApiLaunch File: ../../vpn/Api/ConnectMgr.cpp Line: 9358 CSD prelogin verification finished with return code 0

Please advise as without a working scan utility I cannot connect to my company network with this or any other client.

 

2 Replies 2

marce1000
Hall of Fame
Hall of Fame
 


-- Each morning when I wake up and look into the mirror I always say ' Why am I so brilliant ? '
    When the mirror will then always repond to me with ' The only thing that exceeds your brilliance is your beauty! '

marce1000
Hall of Fame
Hall of Fame

 

 - (Sorry something went wrong in my 1st reply)

 Ref : https://www.cisco.com/c/en/us/support/docs/smb/routers/cisco-rv-series-small-business-routers/smb5457-cisco-anyconnect-secure-mobility-client-supported-operating.html

 

        (  - I can't find any support for Fedora)

AnyConnect Support for Linux

Linux Operating Systems

  • Linux Red Hat 6
  • Linux Red Hat 7
  • Ubuntu 12.04 Long Term Support (LTS)
  • Ubuntu 14.04 (LTS)
  • Ubuntu 16.04 (LTS) (64-bit only)

 M.



-- Each morning when I wake up and look into the mirror I always say ' Why am I so brilliant ? '
    When the mirror will then always repond to me with ' The only thing that exceeds your brilliance is your beauty! '