Wireshark-bugs: [Wireshark-bugs] [Bug 13260] New: packet-rpcrdma: properly dissect NFS READ and
| Bug ID |
13260
|
| Summary |
packet-rpcrdma: properly dissect NFS READ and WRITE requests that use chunks
|
| Product |
Wireshark
|
| Version |
unspecified
|
| Hardware |
All
|
| OS |
All
|
| Status |
UNCONFIRMED
|
| Severity |
Normal
|
| Priority |
Low
|
| Component |
Dissection engine (libwireshark)
|
| Assignee |
bugzilla-admin@wireshark.org
|
| Reporter |
chuck.lever@oracle.com
|
Build Information:
TShark (Wireshark) 2.3.0 (v2.3.0rc0-1823-gef92e9f)
Copyright 1998-2016 Gerald Combs <gerald@wireshark.org> 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 (64-bit) with libpcap, with POSIX capabilities (Linux), with libnl 3,
with GLib 2.48.2, with zlib 1.2.8, with SMI 0.4.8, with c-ares 1.12.0, without
Lua, with GnuTLS 3.4.17, with Gcrypt 1.6.6, with MIT Kerberos, with GeoIP,
without nghttp2, without LZ4, without Snappy.
Running on Linux 4.8.14-200.fc24.x86_64, with Intel(R) Core(TM) i7-5557U CPU @
3.10GHz (with SSE4.2), with 1981 MB of physical memory, with locale
en_US.UTF-8,
with libpcap version 1.7.4, with GnuTLS 3.4.17, with Gcrypt 1.6.6, with zlib
1.2.8.
Built using gcc 6.2.1 20160916 (Red Hat 6.2.1-2).
--
An RPC-over-RDMA request may move part of an RPC request using an RDMA Read or
Write. But packet-rpcrdma.c sends only the RDMA Send portion of the RPC on to
subdissectors. Instead, it should find the rest of the RPC request (sent via
RDMA Read/Write), re-assemble the whole RPC, and then send that re-assembled
request onto the subdissector.
Otherwise, the subdissector gets an RPC message that is missing a section, and
reports it as "Malformed".
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