Symptom

ISE SNMP server crashes when using Hash Password. ise-test/admin(config)# snmp-server user test v3 hash ****** ******* *** Error in `/opt/system/bin/carssh': corrupted size vs. prev_size: 0x000055f0961e5e20 *** ======= Backtrace: ========= /lib64/libc.so.6(+0x80d37)[0x7f98c774cd37] /lib64/libc.so.6(+0x82205)[0x7f98c774e205] /lib64/libc.so.6(__libc_malloc+0x4c)[0x7f98c77517dc] /lib64/libexpat.so.1(+0xc9b1)[0x7f98c66de9b1] /opt/system/lib/libCARSSNMPCfg.so(_readSnmpdConfFile+0x20)[0x7f98bf2c70e0] /opt/system/lib/libCARSSNMPCfg.so(carsGetSNMPConfig+0x14)[0x7f98bf2c5794] /opt/system/lib/libCARSSNMPCli.so(snmp_add_user+0x880)[0x7f98bf6edbe0] /opt/system/bin/carssh(exec_eol_function+0x3d8)[0x55f094cd70a8] /opt/system/bin/carssh(exec_eol_process+0x6a)[0x55f094cf242a] /opt/system/bin/carssh(vsh_launch_process+0x2c5)[0x55f094cf3005] /opt/system/bin/carssh(vsh_launch_job+0x15d)[0x55f094cf32dd] /opt/system/bin/carssh(exec_cli_cmd+0x53d)[0x55f094cf400d] /opt/system/bin/carssh(exec_line+0x1bb)[0x55f094cd36eb] /opt/system/bin/carssh(main+0x825)[0x55f094ce1565] /lib64/libc.so.6(__libc_start_main+0xf5)[0x7f98c76ee3d5] /opt/system/bin/carssh(+0x10df9)[0x55f094ccadf9] ======= Memory map: ======== 55f094cba000-55f094d0a000 r-xp 00000000 08:07 23461925 /opt/system/bin/carssh 55f094f09000-55f094f0c000 rw-p 0004f000 08:07 23461925 /opt/system/bin/carssh 55f094f0c000-55f094f1b000 rw-p 00000000 00:00 0 55f0961a2000-55f0961e4000 rw-p 00000000 00:00 0 [heap] 55f0961e4000-55f096205000 rw-p 00000000 00:00 0 [heap] 7f98b4000000-7f98b4021000 rw-p 00000000 00:00 0 7f98b4021000-7f98b8000000 ---p 00000000 00:00 0 7f98baa8a000-7f98baa9f000 r-xp 00000000 08:02 655380 /usr/lib64/libgcc_s-4.8.5-20150702.so.1 7f98baa9f000-7f98bac9e000 ---p 00015000 08:02 655380 /usr/lib64/libgcc_s-4.8.5-20150702.so.1 7f98bac9e000-7f98bac9f000 r--p 00014000 08:02 655380 /usr/lib64/libgcc_s-4.8.5-20150702.so.1 7f98bac9f000-7f98baca0000 rw-p 00015000 08:02 655380 /usr/lib64/libgcc_s-4.8.5-20150702.so.1 7f98baca0000-7f98bacc4000 r-xp 00000000 08:02 657612 /usr/lib64/libselinux.so.1 7f98bacc4000-7f98baec3000 ---p 00024000 08:02 657612 /usr/lib64/libselinux.so.1 7f98baec3000-7f98baec4000 r--p 00023000 08:02 657612 /usr/lib64/libselinux.so.1 7f98baec4000-7f98baec5000 rw-p 00024000 08:02 657612 /usr/lib64/libselinux.so.1 7f98baec5000-7f98baec7000 rw-p 00000000 00:00 0 7f98baec7000-7f98baee3000 r-xp 00000000 08:02 660289 /usr/lib64/libsasl2.so.3.0.0 7f98baee3000-7f98bb0e2000 ---p 0001c000 08:02 660289 /usr/lib64/libsasl2.so.3.0.0 7f98bb0e2000-7f98bb0e3000 r--p 0001b000 08:02 660289 /usr/lib64/libsasl2.so.3.0.0 7f98bb0e3000-7f98bb0e4000 rw-p 0001c000 08:02 660289 /usr/lib64/libsasl2.so.3.0.0 7f98bb0e4000-7f98bb0fa000 r-xp 00000000 08:02 657450 /usr/lib64/libresolv-2.17.so 7f98bb0fa000-7f98bb2f9000 ---p 00016000 08:02 657450 /usr/lib64/libresolv-2.17.so 7f98bb2f9000-7f98bb2fa000 r--p 00015000 08:02 657450 /usr/lib64/libresolv-2.17.so 7f98bb2fa000-7f98bb2fb000 rw-p 00016000 08:02 657450 /usr/lib64/libresolv-2.17.so 7f98bb2fb000-7f98bb2fd000 rw-p 00000000 00:00 0 7f98bb2fd000-7f98bb300000 r-xp 00000000 08:02 657795 /usr/lib64/libkeyutils.so.1.5 7f98bb300000-7f98bb4ff000 ---p 00003000 08:02 657795 /usr/lib64/libkeyutils.so.1.5 7f98bb4ff000-7f98bb500000 r--p 00002000 08:02 657795 /usr/lib64/libkeyutils.so.1.5 7f98bb500000-7f98bb501000 rw-p 00003000 08:02 657795 /usr/lib64/libkeyutils.so.1.5 7f98bb501000-7f98bb50e000 r-xp 00000000 08:02 660281 /usr/lib64/libkrb5support.so.0.1 7f98bb50e000-7f98bb70d000 ---p 0000d000 08:02 660281 /usr/lib64/libkrb5support.so.0.1 7f98bb70d000-7f98bb70e000 r--p 0000c000 08:02 660281 /usr/lib64/libkrb5support.so.0.1 7f98bb70e000-7f98bb70f000 rw-p 0000d000 08:02 660281 /usr/lib64/libkrb5support.so.0.1 7f98bb70f000-7f98bb716000 r-xp 00000000 08:02 657452 /usr/lib64/librt-2.17.so 7f98bb716000-7f98bb915000 ---p 00007000 08:02 657452 /usr/lib64/librt-2.17.so 7f98bb915000-7f98bb916000 r--p 00006000 08:02 657452 /usr/lib64/librt-2.17.so 7f98bb916000-7f98bb917000 rw-p 00007000 08:02 657452 /usr/lib64/librt-2.17.so 7f98bb917000-7f98bb97e000 r-xp 00000000 08:02 921561 /usr/local/ssl/fips/lib/libssl.so.1.0.0 7f98bb97e000-7f98bbb7e000 ---p 00067000 08:02 921561 /usr/local/ssl/fips/lib/libssl.so.1.0.0 7f98bbb7e000-7f98bbb88000 rw-p 00067000 08:02 921561 /usr/local/ssl/fips/lib/libssl.so.1.0.0 7f98bbb88000-7f98bbbda000 r-xp 00000000 08:02 660695 /usr/lib64/libldap-2.4.so.2.10.7 7f98bbbda000-7f98bbdda000 ---p 00052000 08:02 660695 /usr/lib64/libldap-2.4.so.2.10.7 7f98bbdda000-7f98bbddc000 r--p 00052000 08:02 660695 /usr/lib64/libldap-2.4.so.2.10.7 7f98bbddc000-7f98bbddd000 rw-p 00054000 08:02 660695 /usr/lib64/libldap-2.4.so.2.10.7 7f98bbddd000-7f98bbdeb000 r-xp 00000000 08:02 660693 /usr/lib64/liblber-2.4.so.2.10.7 7f98bbdeb000-7f98bbfea000 ---p 0000e000 08:02 660693 /usr/lib64/liblber-2.4.so.2.10.7 7f98bbfea000-7f98bbfeb000 r--p 0000d000 08:02 660693 /usr/lib64/liblber-2.4.so.2.10.7 7f98bbfeb000-7f98bbfec000 rw-p 0000e000 08:02 660693 /usr/lib64/liblber-2.4.so.2.10.7 7f98bbfec000-7f98bbfef000 r-xp 00000000 08:02 657627 /usr/lib64/libcom_err.so.2.1 7f98bbfef000-7f98bc1ee000 ---p 00003000 08:02 657627 /usr/lib64/libcom_err.so.2.1 7f98bc1ee000-7f98bc1ef000 r--p 00002000 08:02 657627 /usr/lib64/libcom_err.so.2.1 7f98bc1ef000-7f98bc1f0000 rw-p 00003000 08:02 657627 /usr/lib64/libcom_err.so.2.1 7f98bc1f0000-7f98bc221000 r-xp 00000000 08:02 660273 /usr/lib64/libk5crypto.so.3.1 7f98bc221000-7f98bc420000 ---p 00031000 08:02 660273 /usr/lib64/libk5crypto.so.3.1 7f98bc420000-7f98bc422000 r--p 00030000 08:02 660273 /usr/lib64/libk5crypto.so.3.1 7f98bc422000-7f98bc423000 rw-p 00032000 08:02 660273 /usr/lib64/libk5crypto.so.3.1 7f98bc423000-7f98bc4fb000 r-xp 00000000 08:02 660279 /usr/lib64/libkrb5.so.3.3% Internal error during command execution ise-test/admin(config)# ^C

Conditions

ISE 2.6 and 2.7 SNMP Server

Workaround

Use Plain password rather than hash

Further Problem Description