[ovs-git] [openvswitch/ovs] be5e6d: ofp-ed-props: Fix hang for crafted OpenFlow encap/...

GitHub noreply at github.com
Thu Aug 16 19:58:52 UTC 2018


  Branch: refs/heads/master
  Home:   https://github.com/openvswitch/ovs
  Commit: be5e6d6822e60b5b84ac65dcd1b249145356a809
      https://github.com/openvswitch/ovs/commit/be5e6d6822e60b5b84ac65dcd1b249145356a809
  Author: Ben Pfaff <blp at ovn.org>
  Date:   2018-08-16 (Thu, 16 Aug 2018)

  Changed paths:
    M lib/ofp-ed-props.c

  Log Message:
  -----------
  ofp-ed-props: Fix hang for crafted OpenFlow encap/decap properties.

decode_ed_prop() accepted encap/decap properties with a reported length of
0, without consuming any data from the property list, which yielded an
infinite loop.

Reported-at: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9918
Signed-off-by: Ben Pfaff <blp at ovn.org>
Acked-by: Darrell Ball<dlu998 at gmail.com>



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