Wireshark-commits: [Wireshark-commits] master-2.4 1c9adc6: NBAP: avoid linking a DCH-ID to itself
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From: Wireshark code review <code-review-do-not-reply@xxxxxxxxxxxxx>
Date: Mon, 05 Mar 2018 13:10:44 +0000
URL: https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=1c9adc63c2c2892a3f069777dfb8c66f79b9ba38
Submitter: Pascal Quantin (pascal.quantin@xxxxxxxxx)
Changed: branch: master-2.4
Repository: wireshark

Commits:

1c9adc6 by Pascal Quantin (pascal.quantin@xxxxxxxxx):

    NBAP: avoid linking a DCH-ID to itself
    
    Otherwise it can create an infinite loop, leading to a buffer overflow.
    Also add explicit cheks on the buffer usage and set its maximum size to
    128 instead of 32 per ASN.1 description.
    
    Bug: 14471
    Change-Id: I18d26369cf3d1cf2a32c86a972c78ea9f6f7a503
    Reviewed-on: https://code.wireshark.org/review/26264
    Petri-Dish: Pascal Quantin <pascal.quantin@xxxxxxxxx>
    Tested-by: Petri Dish Buildbot
    Reviewed-by: Pascal Quantin <pascal.quantin@xxxxxxxxx>
    

Actions performed:

    from  b87aa03   IEEE 802.15.4: always allocate protocol data if not present
    adds  1c9adc6   NBAP: avoid linking a DCH-ID to itself


Summary of changes:
 epan/dissectors/asn1/nbap/nbap.cnf | 8 ++++----
 epan/dissectors/packet-nbap.c      | 8 ++++----
 epan/dissectors/packet-umts_fp.h   | 6 +++---
 3 files changed, 11 insertions(+), 11 deletions(-)