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Vulnerability details: VCID-2ra8-e2ag-cuh9
Vulnerability ID VCID-2ra8-e2ag-cuh9
Aliases CVE-2026-5655
Summary SDP protocol dissector crash in Wireshark 4.6.0 to 4.6.4 allows denial of service
Status Published
Exploitability 0.5
Weighted Severity 3.8
Risk 1.9
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-416 Use After Free
CWE-237 Improper Handling of Structural Elements
System Score Found at
cvssv3 5.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-5655.json
cvssv3.1 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 5.5 https://gitlab.com/wireshark/wireshark/-/issues/21112
ssvc Track https://gitlab.com/wireshark/wireshark/-/issues/21112
cvssv3.1 5.5 https://www.wireshark.org/security/wnpa-sec-2026-19.html
ssvc Track https://www.wireshark.org/security/wnpa-sec-2026-19.html
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-5655.json
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-5655
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
21112 https://gitlab.com/wireshark/wireshark/-/issues/21112
2464031 https://bugzilla.redhat.com/show_bug.cgi?id=2464031
wnpa-sec-2026-19.html https://www.wireshark.org/security/wnpa-sec-2026-19.html
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-5655.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://gitlab.com/wireshark/wireshark/-/issues/21112
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-30T12:52:18Z/ Found at https://gitlab.com/wireshark/wireshark/-/issues/21112
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://www.wireshark.org/security/wnpa-sec-2026-19.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-30T12:52:18Z/ Found at https://www.wireshark.org/security/wnpa-sec-2026-19.html

No EPSS data available for this vulnerability.

Date Actor Action Source VulnerableCode Version
2026-04-30T15:46:49.985881+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2026/5xxx/CVE-2026-5655.json 38.5.0