[ovs-git] [openvswitch/ovs] e969b7: flow: Avoid buffer overread in parse_nsh() for mal...

[GitHub]

  Branch: refs/heads/branch-2.8
  Home:   https://github.com/openvswitch/ovs
  Commit: e969b7ab39489f53de0055b04628f85ca871ebba
      https://github.com/openvswitch/ovs/commit/e969b7ab39489f53de0055b04628f85ca871ebba
  Author: Ben Pfaff <blp at ovn.org>
  Date:   2017-11-29 (Wed, 29 Nov 2017)

  Changed paths:
    M lib/flow.c

  Log Message:
  -----------
  flow: Avoid buffer overread in parse_nsh() for malformed packet.

Found by libfuzzer.

CC: Jan Scheurich <jan.scheurich at ericsson.com>
Fixes: 7edef47b4896 ("NSH: Minor bugfixes")
Reported-by: Bhargava Shastry <bshastry at sec.t-labs.tu-berlin.de>
Signed-off-by: Ben Pfaff <blp at ovn.org>
Acked-by: Jan Scheurich <jan.scheurich at ericsson.com>