CVE-2025-13946 — Infinite Loop in Foundation Wireshark

CWE-835 — Infinite Loop6 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 87.70%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Wireshark Foundation WiresharkWireshark
Timeline
PublishedDec 3

Description

MEGACO dissector infinite loop in Wireshark 4.6.0 to 4.6.1 and 4.4.0 to 4.4.11 allows denial of service

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶NVDwireshark/wireshark4.4.0 — 4.4.12+1
▶CVEListV5wireshark_foundation/wireshark4.6.0 — 4.6.1+1
▶Debianwireshark/wireshark< 3.4.16-0+deb11u2+2

🔴Vulnerability Details

3
GHSA
GHSA-5gwr-vqfx-wj2m: MEGACO dissector infinite loop in Wireshark 4↗2025-12-03
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CVEList
Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark↗2025-12-03
▶
OSV
CVE-2025-13946: MEGACO dissector infinite loop in Wireshark 4↗2025-12-03
▶

📋Vendor Advisories

2
Red Hat
wireshark: Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark↗2025-12-03
▶
Debian
CVE-2025-13946: wireshark - MEGACO dissector infinite loop in Wireshark 4.6.0 to 4.6.1 and 4.4.0 to 4.4.11 a...↗2025
▶
CVE-2025-13946 — Infinite Loop in Foundation Wireshark | cvebase