vulnerability
Wireshark : CVE-2020-25862 : TCP dissector crash
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Sep 24, 2020 | Sep 24, 2020 | Aug 11, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Sep 24, 2020
Added
Sep 24, 2020
Modified
Aug 11, 2025
Description
In Wireshark 3.2.0 to 3.2.6, 3.0.0 to 3.0.13, and 2.6.0 to 2.6.20, the TCP dissector could crash. This was addressed in epan/dissectors/packet-tcp.c by changing the handling of the invalid 0xFFFF checksum.
Solutions
wireshark-upgrade-2_6_20wireshark-upgrade-3_0_14wireshark-upgrade-3_2_7
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