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authorJon Loeliger <jdl@netgate.com>2022-06-13 10:39:32 -0500
committerMatthew Smith <mgsmith@netgate.com>2022-07-01 14:11:10 +0000
commitf8631ce7e8886136b4543a7926ffdf1bc760fb11 (patch)
treefa82fa659b74a7b33c8282e0a442078ab2e2860f /src/plugins
parentb52bd3a23a376dfcdc7f1bff5956f1f663c35a42 (diff)
buffers: protect against bad thread indices
There is a very rare bug in NAT processing that yeilds a thread index of ~0. When this happens, vlib_get_frame_queue_elt() suffers a segfault and VPP quits. Prevent an outright fault by dropping the packet instead. Type: fix Signed-off-by: Jon Loeliger <jdl@netgate.com> Change-Id: I48c7a268925bb821ea15e58db5d4bfb211c40c09
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