The OLSR parser in tcpdump before 4.9.2 has a buffer over-read in print-olsr.c:olsr_print().
{ "vanir_signatures": [ { "source": "https://github.com/the-tcpdump-group/tcpdump/commit/0cb1b8a434b599b8d636db029aadb757c24e39d6", "target": { "file": "print-olsr.c" }, "deprecated": false, "signature_version": "v1", "digest": { "line_hashes": [ "58955715637930324289329039350526182938", "3411147922187777540419796909075899312", "56261281683822245915871508564402667575", "122880936454868191381663465652932498122", "68798397290222765064054099915329277474", "79952130425446984663660106309179867784", "52380035942282767836657462095831185771", "157218401128372816624321045186801950075", "135574422579706274873267236930180230727", "128279401524767419730142707491654093155", "244408341851568256825684225996751237210", "107209737273728110158581348624217364002", "124016674131458647907921230126964474436", "334509412826309096676264446996699824046", "154735489984252920827205608599263087714", "201672197651789725704194045813221066695", "201581258998606051694174988308968572561", "6255228064083517940104533372010638473", "135768014511704398472922173489658575464", "4130354111599782870334476835262643187", "276218017159233983376581812509593507862", "68509712800530713342399222291094240788", "303301542437725039810589391880401353774", "16711681778472612659687810984580195193", "18305671663779770016351988039710598644" ], "threshold": 0.9 }, "signature_type": "Line", "id": "CVE-2017-13688-896b9202" }, { "source": "https://github.com/the-tcpdump-group/tcpdump/commit/0cb1b8a434b599b8d636db029aadb757c24e39d6", "target": { "file": "print-olsr.c", "function": "olsr_print" }, "deprecated": false, "signature_version": "v1", "digest": { "length": 7904.0, "function_hash": "209910352018991820306040257750978300897" }, "signature_type": "Function", "id": "CVE-2017-13688-f45f6ef5" } ] }