CVE-2025-13945

wireshark: HTTP3 dissector crash in Wireshark 4.6.0 and 4.6.1 allows denial of service

CVE-2025-13945 is fixed in 6 products on 1 platform, first by DEBIAN-CVE-2025-13945, released December 3, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0023
14th percentile

HTTP3 dissector crash in Wireshark 4.6.0 and 4.6.1 allows denial of service

Where it's fixed

ProductFixed inFixReleased
Linux
libvirt · sles 15.7 11.0.0-150700.4.19.1 SUSE-SU-2026:1169-1 Apr 2, 2026
wireshark · Debian 12.15 (bookworm) 4.0.17-0+deb12u2 DEBIAN-CVE-2025-13945 Dec 3, 2025
wireshark · Debian 13.5 (trixie) 4.4.13-0+deb13u1 DEBIAN-CVE-2025-13945 Dec 3, 2025
wireshark · Debian 14 4.6.2-1 DEBIAN-CVE-2025-13945 Dec 3, 2025
wireshark · opensuse-leap 16.0 4.4.13-160000.1.1 OPENSUSE-SU-2026:20151-1 Feb 2, 2026
wireshark · sles 15.7 4.6.4-150700.21.8.1 SUSE-SU-2026:1169-1 Apr 2, 2026
wireshark · sles 16.0 4.4.13-160000.1.1 SUSE-SU-2026:20222-1 Feb 2, 2026
wireshark-cli · amzn 2023 1:4.4.2-1.amzn2023.0.4 ALAS2023-2026-1450 Mar 2, 2026
wireshark-cli-debuginfo · amzn 2023 1:4.4.2-1.amzn2023.0.4 ALAS2023-2026-1450 Mar 2, 2026
wireshark-debugsource · amzn 2023 1:4.4.2-1.amzn2023.0.4 ALAS2023-2026-1450 Mar 2, 2026
wireshark-devel · amzn 2023 1:4.4.2-1.amzn2023.0.4 ALAS2023-2026-1450 Mar 2, 2026

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