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Wireshark WiresharkHeap-based Buffer Overflow in Wireshark

Risk 86
Severity
9.8
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

First published (updated )
CVE-2026-76886

Wireshark WiresharkMissing Initialization of a Variable in Wireshark

Risk 52
Severity
7.8
EPSS
0.04%
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

ITS dissector crash in Wireshark 4.4.0 allows denial of service via packet injection or crafted capture file

Remedy

Upgrade to version 4.4.1 or above.
First published (updated )
CVE-2024-9780

Wireshark WiresharkImproper Handling of Missing Values in Wireshark

Risk 52
Severity
7.8
EPSS
0.05%
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AppleTalk and RELOAD Framing dissector crash in Wireshark 4.4.0 and 4.2.0 to 4.2.7 allows denial of service via packet injection or crafted capture file

Remedy

Upgrade to version 4.4.1, 4.2.8 or above.
First published (updated )
CVE-2024-9781

Wireshark WiresharkBuffer Over-read in Wireshark

Risk 68
Severity
7.8
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

ECMP dissector crash in Wireshark 4.4.0 to 4.4.1 and 4.2.0 to 4.2.8 allows denial of service via packet injection or crafted capture file

Remedy

Upgrade to version 4.4.2, 4.2.9 or above.
First published (updated )
CVE-2024-11596

Wireshark WiresharkLoop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

Risk 68
Severity
7.8
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

FiveCo RAP dissector infinite loop in Wireshark 4.4.0 to 4.4.1 and 4.2.0 to 4.2.8 allows denial of service via packet injection or crafted capture file

Remedy

Upgrade to version 4.4.2, 4.2.9 or above.
First published (updated )
CVE-2024-11595

Wireshark WiresharkBuffer Copy without Checking Size of Input ('Classic Buffer Overflow') in Wireshark

Risk 51
Severity
7.8
EPSS
0.02%
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Column handling crashes in Wireshark 4.4.0 to 4.4.6 and 4.2.0 to 4.2.12 allows denial of service via packet injection or crafted capture file

Remedy

Upgrade to version 4.4.7, 4.2.13 or above.
First published (updated )
CVE-2025-5601

Wireshark WiresharkNULL Pointer Dereference in Wireshark

Risk 51
Severity
7.8
EPSS
0.05%
Null Pointer Dereference
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service

Remedy

Upgrade to version 4.4.9 or above
First published (updated )
CVE-2025-9817

Wireshark WiresharkAccess of Uninitialized Pointer in Wireshark

Risk 68
Severity
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Kafka dissector crash in Wireshark 4.6.0 and 4.4.0 to 4.4.10 allows denial of service

Remedy

Upgrade to version 4.6.1, 4.4.11, or above
First published (updated )
CVE-2025-13499

Wireshark WiresharkHeap-based Buffer Overflow in Wireshark

Risk 68
Severity
7.8
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

SBC codec crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service and possible code execution

First published (updated )
CVE-2026-5403

Wireshark WiresharkImproper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Wireshark

Risk 68
Severity
7.8
Path Traversal
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Profile import path traversal in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service and possible code execution

First published (updated )
CVE-2026-5656

Wireshark WiresharkHeap-based Buffer Overflow in Wireshark

Risk 68
Severity
7.8
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

RDP protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service and possible code execution

First published (updated )
CVE-2026-5405

Wireshark WiresharkImproperly Controlled Sequential Memory Allocation in Wireshark

Risk 31
Severity
7.5
EPSS
0.02%
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

USB HID protocol dissector memory exhaustion in Wireshark 4.6.0 to 4.6.3 and 4.4.0 to 4.4.13 allows denial of service

First published (updated )
CVE-2026-3201

Wireshark WiresharkBuffer Over-read in Wireshark

Risk 23
Severity
7.5
EPSS
0.02%
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

RF4CE Profile protocol dissector crash in Wireshark 4.6.0 to 4.6.3 and 4.4.0 to 4.4.13 allows denial of service

First published (updated )
CVE-2026-3203

Wireshark sharkdMissing Release of Memory after Effective Lifetime in Wireshark

Risk 23
Severity
7.5
EPSS
0.02%
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Memory leak in sharkd 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

First published (updated )
CVE-2026-7379

Wireshark sharkdHeap-based Buffer Overflow in Wireshark

Risk 23
Severity
7.5
EPSS
0.02%
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Crash in sharkd 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

First published (updated )
CVE-2026-7378

Wireshark WiresharkLoop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

Risk 23
Severity
7.5
EPSS
0.02%
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

UDS protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

First published (updated )
CVE-2026-7375

Wireshark sharkdNULL Pointer Dereference in Wireshark

Risk 23
Severity
7.5
EPSS
0.02%
Null Pointer Dereference
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Crash in sharkd 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

First published (updated )
CVE-2026-7376

Wireshark WiresharkStack-based Buffer Overflow in Wireshark

Risk 23
Severity
7.5
EPSS
0.02%
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

HTTP protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

First published (updated )
CVE-2026-6868

Wireshark WiresharkLoop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

Risk 23
Severity
7.5
EPSS
0.02%
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

OpenFlow v6 protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

First published (updated )
CVE-2026-6520

Wireshark WiresharkHeap-based Buffer Overflow in Wireshark

Risk 43
Severity
7.5
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

DCP-ETSI protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

Remedy

Upgrade to version 4.6.5 or above
First published (updated )
CVE-2026-5653

Wireshark WiresharkStack-based Buffer Overflow in Wireshark

Risk 43
Severity
7.5
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AMR-NB codec crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

Remedy

Upgrade to version 4.6.5 or above
First published (updated )
CVE-2026-5654

Wireshark WiresharkDouble Free in Wireshark

Risk 43
Severity
7.5
Double Free
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

iLBC codec crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

Remedy

Upgrade to version 4.6.5 or above
First published (updated )
CVE-2026-5657

Wireshark WiresharkLoop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

Risk 23
Severity
7.5
EPSS
0.02%
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

MBIM protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

First published (updated )
CVE-2026-6519

Wireshark WiresharkLoop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

Risk 43
Severity
7.5
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Multiple protocol dissector infinite loops in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allow denial of service

First published (updated )
CVE-2026-15163

ciscodumpHeap-based Buffer Overflow in ciscodump

Risk 37
Severity
7.5
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Crash in ciscodump 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service

First published (updated )
CVE-2026-15164

Wireshark WiresharkHeap-based Buffer Overflow in Wireshark

Risk 43
Severity
7.5
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

UMTS FP protocol dissector crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service

First published (updated )
CVE-2026-15169

Wireshark WiresharkStack-based Buffer Overflow in Wireshark

Risk 43
Severity
7.5
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

DBS Etherwatch file parser crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service

First published (updated )
CVE-2026-15167

Wireshark WiresharkHeap-based Buffer Overflow in Wireshark

Risk 43
Severity
7.5
AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L

RDP protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

First published (updated )
CVE-2026-76888

Wireshark WiresharkOut-of-bounds Write in Wireshark

Risk 43
Severity
7.5
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

RRC protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

First published (updated )
CVE-2026-76880

Wireshark WiresharkUse of Uninitialized Variable in Wireshark

Risk 43
Severity
7.5
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

ESS protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

First published (updated )
CVE-2026-76919

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