Wireshark (formerly Ethereal) 0.9.7 through 1.0.2 allows attackers to cause a denial of service (hang) via a crafted NCP packet that triggers an infinite loop.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-s7comm.c had an infinite loop that was addressed by correcting off-by-one errors.
In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the NBAP dissector could crash. This was addressed in epan/dissectors/asn1/nbap/nbap.cnf by ensuring DCH ID initialization.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, the SIGCOMP protocol dissector could crash. This was addressed in epan/dissectors/packet-sigcomp.c by validating operand offsets.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-openflow_v6.c had an infinite loop that was addressed by validating property lengths.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-ber.c had an infinite loop that was addressed by validating a length.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, the IEEE 802.11 dissector could crash. This was addressed in epan/crypt/airpdcap.c by rejecting lengths that are too small.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-lltd.c had an infinite loop that was addressed by using a correct integer data type.
In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the pcapng file parser could crash. This was addressed in wiretap/pcapng.c by adding a block-size check for sysdig event blocks.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, the UMTS MAC dissector could crash. This was addressed in epan/dissectors/packet-umts_mac.c by rejecting a certain reserved value.
In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the IPMI dissector could crash. This was addressed in epan/dissectors/packet-ipmi-picmg.c by adding support for crafted packets that lack an IPMI header.
In Wireshark 2.4.0 to 2.4.4, the DOCSIS protocol dissector could crash. This was addressed in plugins/docsis/packet-docsis.c by removing the recursive algorithm that had been used for concatenated PDUs.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-reload.c had an infinite loop that was addressed by validating a length.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, the FCP protocol dissector could crash. This was addressed in epan/dissectors/packet-fcp.c by checking for a NULL pointer.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-thread.c had an infinite loop that was addressed by using a correct integer data type.
Use-after-free vulnerability in the SDP dissector in Wireshark 1.10.x before 1.10.10 allows remote attackers to cause a denial of service (application crash) via a crafted packet that leverages split memory ownership between the SDP and RTP dissectors.
The dissect_wccp2r1_address_table_info function in epan/dissectors/packet-wccp.c in the WCCP dissector in Wireshark 1.12.x before 1.12.6 does not properly determine whether enough memory is available for storing IP address strings, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
The (1) dissect_tfs_request and (2) dissect_tfs_response functions in epan/dissectors/packet-ieee80211.c in the IEEE 802.11 dissector in Wireshark 1.10.x before 1.10.14 and 1.12.x before 1.12.5 interpret a zero value as a length rather than an error condition, which allows remote attackers to cause a denial of service (infinite loop) via a crafted packet.
The fragment_add_work function in epan/reassemble.c in the packet-reassembly feature in Wireshark 1.12.x before 1.12.5 does not properly determine the defragmentation state in a case of an insufficient snapshot length, which allows remote attackers to cause a denial of service (memory consumption) via a crafted packet.
Integer overflow in the dissect_tnef function in epan/dissectors/packet-tnef.c in the TNEF dissector in Wireshark 1.10.x before 1.10.13 and 1.12.x before 1.12.4 allows remote attackers to cause a denial of service (infinite loop) via a crafted length field in a packet.
Off-by-one error in the pcapng_read function in wiretap/pcapng.c in the pcapng file parser in Wireshark 1.10.x before 1.10.13 and 1.12.x before 1.12.4 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via an invalid Interface Statistics Block (ISB) interface ID in a crafted packet.
The dissect_atn_cpdlc_heur function in asn1/atn-cpdlc/packet-atn-cpdlc-template.c in the ATN-CPDLC dissector in Wireshark 1.12.x before 1.12.4 does not properly follow the TRY/ENDTRY code requirements, which allows remote attackers to cause a denial of service (stack memory corruption and application crash) via a crafted packet.
epan/dissectors/packet-wcp.c in the WCP dissector in Wireshark 1.10.x before 1.10.13 and 1.12.x before 1.12.4 does not properly initialize a data structure, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted packet that is improperly handled during decompression.
Integer overflow in the dissect_osd2_cdb_continuation function in epan/dissectors/packet-scsi-osd.c in the SCSI OSD dissector in Wireshark 1.12.x before 1.12.4 allows remote attackers to cause a denial of service (infinite loop) via a crafted length field in a packet.
The SnifferDecompress function in wiretap/ngsniffer.c in the DOS Sniffer file parser in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 does not validate bitmask data, which allows remote attackers to cause a denial of service (application crash) via a crafted file.
epan/dissectors/packet-smtp.c in the SMTP dissector in Wireshark 1.10.x before 1.10.12 and 1.12.x before 1.12.3 uses an incorrect length value for certain string-append operations, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Multiple use-after-free vulnerabilities in epan/dissectors/packet-wccp.c in the WCCP dissector in Wireshark 1.10.x before 1.10.12 and 1.12.x before 1.12.3 allow remote attackers to cause a denial of service (application crash) via a crafted packet, related to the use of packet-scope memory instead of pinfo-scope memory.
Integer overflow in the dissect_icmpv6 function in epan/dissectors/packet-icmpv6.c in the ICMPv6 dissector in Wireshark 1.6.x before 1.6.12 and 1.8.x before 1.8.4 allows remote attackers to cause a denial of service (infinite loop) via a crafted Number of Sources value.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-dcm.c had an infinite loop that was addressed by checking for integer wraparound.
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-rpki-rtr.c had an infinite loop that was addressed by validating a length field.
In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the DMP dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-dmp.c by correctly supporting a bounded number of Security Categories for a DMP Security Classification.
The build_expert_data function in epan/dissectors/packet-ncp2222.inc in the NCP dissector in Wireshark 1.10.x before 1.10.11 and 1.12.x before 1.12.2 does not properly initialize a data structure, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
The dissect_write_structured_field function in epan/dissectors/packet-tn5250.c in the TN5250 dissector in Wireshark 1.10.x before 1.10.11 and 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (infinite loop) via a crafted packet.
The SnifferDecompress function in wiretap/ngsniffer.c in the DOS Sniffer file parser in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 does not prevent data overwrites during copy operations, which allows remote attackers to cause a denial of service (application crash) via a crafted file.
The dissect_hip_tlv function in epan/dissectors/packet-hip.c in the HIP dissector in Wireshark 1.12.x before 1.12.1 does not properly handle a NULL tree, which allows remote attackers to cause a denial of service (infinite loop) via a crafted packet.
The SnifferDecompress function in wiretap/ngsniffer.c in the DOS Sniffer file parser in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 does not properly handle empty input data, which allows remote attackers to cause a denial of service (application crash) via a crafted file.
The tvb_raw_text_add function in epan/dissectors/packet-megaco.c in the MEGACO dissector in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 allows remote attackers to cause a denial of service (infinite loop) via an empty line.
epan/proto.c in Wireshark 1.8.x before 1.8.9 and 1.10.x before 1.10.1 allows remote attackers to cause a denial of service (loop) via a crafted packet that is not properly handled by the GSM RR dissector.
The dissect_dvbci_tpdu_hdr function in epan/dissectors/packet-dvbci.c in the DVB-CI dissector in Wireshark 1.8.x before 1.8.9 and 1.10.x before 1.10.1 does not validate a certain length value before decrementing it, which allows remote attackers to cause a denial of service (assertion failure and application exit) via a crafted packet.
The dissect_pft function in epan/dissectors/packet-dcp-etsi.c in the DCP ETSI dissector in Wireshark 1.6.x before 1.6.16, 1.8.x before 1.8.8, and 1.10.0 does not validate a certain fragment length value, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
epan/dissectors/packet-rdp.c in the RDP dissector in Wireshark 1.8.x before 1.8.8 does not validate return values during checks for data availability, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
In Wireshark 2.4.0 to 2.4.1, the DOCSIS dissector could go into an infinite loop. This was addressed in plugins/docsis/packet-docsis.c by adding decrements.
In Wireshark 3.2.0 to 3.2.1, the WireGuard dissector could crash. This was addressed in epan/dissectors/packet-wireguard.c by handling the situation where a certain data structure intentionally has a NULL value.
In Wireshark 3.2.0 to 3.2.1, 3.0.0 to 3.0.8, and 2.6.0 to 2.6.14, the WiMax DLMAP dissector could crash. This was addressed in plugins/epan/wimax/msg_dlmap.c by validating a length field.
In Wireshark 2.4.0, the Modbus dissector could crash with a NULL pointer dereference. This was addressed in epan/dissectors/packet-mbtcp.c by adding length validation.
Wireshark 1.2.0 through 1.2.14, 1.4.0 through 1.4.3, and 1.5.0 frees an uninitialized pointer during processing of a .pcap file in the pcap-ng format, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a malformed file.
Buffer overflow in the sect_enttec_dmx_da function in epan/dissectors/packet-enttec.c in Wireshark 1.4.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ENTTEC DMX packet with Run Length Encoding (RLE) compression.
Heap-based buffer overflow in the dissect_ldss_transfer function (epan/dissectors/packet-ldss.c) in the LDSS dissector in Wireshark 1.2.0 through 1.2.12 and 1.4.0 through 1.4.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via an LDSS packet with a long digest line that triggers memory corruption.
Stack-based buffer overflow in the ASN.1 BER dissector in Wireshark 0.10.13 through 1.0.14 and 1.2.0 through 1.2.9 has unknown impact and remote attack vectors. NOTE: this issue exists because of a CVE-2010-2284 regression.
epan/dissectors/packet-umts_fp.c in the UMTS FP dissector in Wireshark 1.12.x before 1.12.9 does not properly reserve memory for channel ID mappings, which allows remote attackers to cause a denial of service (out-of-bounds memory access and application crash) via a crafted packet.