CVE-2026-96423
Fixed in a distro release EPSS <1%CVSS 5.5
X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
Products: Wireshark Foundation Wireshark
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux 2 | wireshark | 1:2.6.2-15.amzn2.0.12 |
| Amazon Linux 2 | wireshark-cli | 1:2.6.2-15.amzn2.0.12 |
| Amazon Linux 2 | wireshark-devel | 1:2.6.2-15.amzn2.0.12 |
| Amazon Linux 2023 | wireshark-cli | 1:4.6.9-1.amzn2023.0.2 |
| Amazon Linux 2023 | wireshark-devel | 1:4.6.9-1.amzn2023.0.2 |
| Debian 12 | wireshark | no fix |
| Debian 13 | wireshark | 4.4.19-0+deb13u1 |
| Debian 14 | wireshark | 4.6.9-1 |
| Ubuntu 24.04 LTS | wireshark | no fix |
| Ubuntu 26.04 LTS | wireshark | no fix |
| Ubuntu 26.10 | wireshark | no fix |
| Ubuntu Pro 14.04 LTS | wireshark | no fix |
| Ubuntu Pro 16.04 LTS | wireshark | no fix |
| Ubuntu Pro 18.04 LTS | wireshark | no fix |
| Ubuntu Pro 20.04 LTS | wireshark | no fix |
| Ubuntu Pro 22.04 LTS | wireshark | no fix |
| openSUSE Tumbleweed | wireshark | 4.6.9-1.1 |