Wireshark-bugs: [Wireshark-bugs] [Bug 11513] New: Wireshark lte_rrc dissector could not dissect

Date: Thu, 10 Sep 2015 02:49:21 +0000
Bug ID 11513
Summary Wireshark lte_rrc dissector could not dissect rrcConnectionReconfiguration
Product Wireshark
Version 1.99.x (Experimental)
Hardware x86
OS Windows 7
Status UNCONFIRMED
Severity Major
Priority Low
Component Dissection engine (libwireshark)
Assignee [email protected]
Reporter [email protected]

Created attachment 13859 [details]
lte_rrc dissection error

Build Information:
Version 1.99.10 (Git Rev Unknown from unknown)

Copyright 1998-2015 Gerald Combs <[email protected]> and contributors.
License GPLv2+: GNU GPL version 2 or later
<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Compiled (32-bit) with Qt 5.5.0, with WinPcap (unknown), with libz 1.2.8, with
GLib 2.38.0, with SMI 0.4.8, with c-ares 1.9.1, with Lua 5.2, with GnuTLS
3.2.15, with Gcrypt 1.6.2, with MIT Kerberos, with GeoIP, without PortAudio,
with AirPcap.

Running on 64-bit Windows 7 Service Pack 1, build 7601, with locale C, without
WinPcap, with GnuTLS 3.2.15, with Gcrypt 1.6.2, with AirPcap 4.1.0 build 1622.
Intel(R) Core(TM) i5-4310M CPU @ 2.70GHz (with SSE4.2), with 8105MB of physical
memory.


Built using Microsoft Visual C++ 12.0 build 31101

--
wireshark lte_rrc dissector could not dissect rrcConnectionReconfiguration.
Please refer attached picture for Malformed Packet.

The ASN.1 encoding data is as below:
221615a800004b320a0002884650a00000466361807680c64e00000000020e8403fe0c80c9e04000020052a4c7821212b0b08080000000001606eecac406e8d2da04d2e80a02571198944e1102000608dc06ae1ca017ecc9e0400002035576086e941242e71242c71242a7126814061223e40a185268aaecc80206c4e13fee700c5c00fa81b4347d92107222690a3d87d9c0b23650a0

The right decoed signaling is:
value DL-DCCH-Message ::= {
  message c1 : rrcConnectionReconfiguration : {
    rrc-TransactionIdentifier 1,
    criticalExtensions c1 : rrcConnectionReconfiguration-r8 : {
      measConfig {
        measObjectToAddModList {
          {
            measObjectId 1,
            measObject measObjectEUTRA : {
              carrierFreq 38500,
              allowedMeasBandwidth mbw6,
              presenceAntennaPort1 TRUE,
              neighCellConfig '01'B,
              offsetFreq dB0
            }
          }
        },
        reportConfigToAddModList {
          {
            reportConfigId 1,
            reportConfig reportConfigEUTRA : {
              triggerType event : {
                eventId eventA3 : {
                  a3-Offset 4,
                  reportOnLeave FALSE
                },
                hysteresis 4,
                timeToTrigger ms160
              },
              triggerQuantity rsrp,
              reportQuantity both,
              maxReportCells 3,
              reportInterval ms240,
              reportAmountr4
            }
          }
        },
        measIdToAddModList {
          {
            measId 1,
            measObjectId 1,
            reportConfigId 1
          }
        },
        quantityConfig {
          quantityConfigEUTRA {
            filterCoefficientRSRP fc6,
            filterCoefficientRSRQ fc6
          }
        },
        s-Measure 97,
        speedStatePars setup : {
          mobilityStateParameters {
            t-Evaluation s30,
            t-HystNormal s30,
            n-CellChangeMedium 4,
            n-CellChangeHigh 12
          },
          timeToTrigger-SF {
            sf-Medium oDot5,
            sf-High oDot25
          }
        }
      },
      dedicatedInfoNASList {
       
'270000000001074201FF064064F020000100295263C1090958584040000000000B037765620374696D02697405012B88CC4A2708810003046E03570E500BF664F020000101AABB04374A09217389216389215389340A030911F2050C29345576640103'H
      },
      radioResourceConfigDedicated {
        srb-ToAddModList {
          {
            srb-Identity 2,
            rlc-Config explicitValue : am : {
              ul-AM-RLC {
                t-PollRetransmit ms200,
                pollPDU pInfinity,
                pollByte kBinfinity,
                maxRetxThreshold t32
              },
              dl-AM-RLC {
                t-Reordering ms35,
                t-StatusProhibit ms0
              }
            },
            logicalChannelConfig explicitValue : {
              ul-SpecificParameters {
                priority 2,
                prioritisedBitRate infinity,
                bucketSizeDuration ms50,
                logicalChannelGroup 0
              }
            }
          }
        },
        drb-ToAddModList {
          {
            eps-BearerIdentity 5,
            drb-Identity 1,
            pdcp-Config {
              discardTimer ms1500,
              rlc-AM {
                statusReportRequired TRUE
              },
              headerCompression notUsed : NULL
            },
            rlc-Config am : {
              ul-AM-RLC {
                t-PollRetransmit ms400,
                pollPDU p32,
                pollByte kBinfinity,
                maxRetxThreshold t16
              },
              dl-AM-RLC {
                t-Reordering ms45,
                t-StatusProhibit ms10
              }
            },
            logicalChannelIdentity 3,
            logicalChannelConfig {
              ul-SpecificParameters {
                priority 10,
                prioritisedBitRate kBps8,
                bucketSizeDuration ms50,
                logicalChannelGroup 2
              }
            }
          }
        },
        physicalConfigDedicated {
          pdsch-ConfigDedicated {
            p-a dB-3
          },
          pucch-ConfigDedicated {
            ackNackRepetition release : NULL,
            tdd-AckNackFeedbackMode bundling
          },
          uplinkPowerControlDedicated {
            p0-UE-PUSCH 7,
            deltaMCS-Enabled en0,
            accumulationEnabled TRUE,
            p0-UE-PUCCH 0,
            pSRS-Offset 7,
            filterCoefficient fc4
          },
          cqi-ReportConfig {
            cqi-ReportModeAperiodic rm30,
            nomPDSCH-RS-EPRE-Offset 0,
            cqi-ReportPeriodic setup : {
              cqi-PUCCH-ResourceIndex 22,
              cqi-pmi-ConfigIndex 283,
              cqi-FormatIndicatorPeriodic widebandCQI : NULL,
              ri-ConfigIndex 322,
              simultaneousAckNackAndCQI TRUE
            }
          }
        }
      }
    }
  }
}


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