CVE-2026-5406

EUVD-2026-26319
FC-SWILS protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 7.34%
Affected Products (NVD)
VendorProductVersion
wiresharkwireshark
4.4.0 ≤
𝑥
≤ 4.4.14
wiresharkwireshark
4.6.0 ≤
𝑥
≤ 4.6.4
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
wireshark
bookworm
no-dsa
bookworm (security)
vulnerable
forky
4.6.6-1
fixed
sid
4.6.6-2
fixed
trixie
4.4.16-0+deb13u1
fixed
trixie (security)
4.4.18-0+deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wireshark
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
trusty
needs-triage
xenial
needs-triage
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libwireshark15
suse enterprise sap 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP5
3.6.24-150000.3.133.1
fixed
libwireshark19
suse enterprise desktop 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise sap 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise server 15 SP7
4.6.7-150700.21.11.1
fixed
libwireshark9
suse enterprise sap 12 SP5
2.4.16-48.69.1
fixed
suse enterprise server 12 SP3
2.4.16-48.69.1
fixed
suse enterprise server 12 SP5
2.4.16-48.69.1
fixed
libwiretap12
suse enterprise sap 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP5
3.6.24-150000.3.133.1
fixed
libwiretap16
suse enterprise desktop 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise sap 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise server 15 SP7
4.6.7-150700.21.11.1
fixed
libwiretap7
suse enterprise sap 12 SP5
2.4.16-48.69.1
fixed
suse enterprise server 12 SP3
2.4.16-48.69.1
fixed
suse enterprise server 12 SP5
2.4.16-48.69.1
fixed
libwscodecs1
suse enterprise sap 12 SP5
2.4.16-48.69.1
fixed
suse enterprise server 12 SP3
2.4.16-48.69.1
fixed
suse enterprise server 12 SP5
2.4.16-48.69.1
fixed
libwsutil13
suse enterprise sap 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP5
3.6.24-150000.3.133.1
fixed
libwsutil17
suse enterprise desktop 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise sap 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise server 15 SP7
4.6.7-150700.21.11.1
fixed
libwsutil8
suse enterprise sap 12 SP5
2.4.16-48.69.1
fixed
suse enterprise server 12 SP3
2.4.16-48.69.1
fixed
suse enterprise server 12 SP5
2.4.16-48.69.1
fixed
wireshark
suse enterprise desktop 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise sap 12 SP5
2.4.16-48.69.1
fixed
suse enterprise sap 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise server 12 SP3
2.4.16-48.69.1
fixed
suse enterprise server 12 SP5
2.4.16-48.69.1
fixed
suse enterprise server 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP7
4.6.7-150700.21.11.1
fixed
wireshark-devel
suse enterprise desktop 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise sap 12 SP5
2.4.16-48.69.1
fixed
suse enterprise sap 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise server 12 SP5
2.4.16-48.69.1
fixed
suse enterprise server 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP7
4.6.7-150700.21.11.1
fixed
wireshark-gtk
suse enterprise sap 12 SP5
2.4.16-48.69.1
fixed
suse enterprise server 12 SP3
2.4.16-48.69.1
fixed
suse enterprise server 12 SP5
2.4.16-48.69.1
fixed
wireshark-ui-qt
suse enterprise desktop 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise sap 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise sap 15 SP7
4.6.7-150700.21.11.1
fixed
suse enterprise server 15 SP4
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP5
3.6.24-150000.3.133.1
fixed
suse enterprise server 15 SP7
4.6.7-150700.21.11.1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
wireshark-cli
Amazon Linux 2023
1:4.6.6-1.amzn2023.0.1
fixed
wireshark-cli-debuginfo
Amazon Linux 2023
1:4.6.6-1.amzn2023.0.1
fixed
wireshark-debugsource
Amazon Linux 2023
1:4.6.6-1.amzn2023.0.1
fixed
wireshark-devel
Amazon Linux 2023
1:4.6.6-1.amzn2023.0.1
fixed
Common Weakness Enumeration
References
https://gitlab.com/wireshark/wireshark/-/issues/21070
https://www.wireshark.org/security/wnpa-sec-2026-10.html
https://gitlab.com/wireshark/wireshark/-/work_items/21070