The ISAKMP parser in tcpdump before 4.9.2 could enter an infinite loop due to bugs in print-isakmp.c, several functions.
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Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 9.8; sources differ by 2.3.
The ISAKMP parser in tcpdump before 4.9.2 could enter an infinite loop due to bugs in print-isakmp.c, several functions.
September 14, 2017
May 13, 2026
Affected: Red Hat Enterprise Linux 7.
https://access.redhat.com/errata/RHEA-2018:0705| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | tcpdump (4.9.2-0ubuntu0.12.04.1) @ precise | 2026-05-19 | ubuntu |
| ubuntu | tcpdump (4.9.2-0ubuntu0.14.04.1) @ trusty | 2026-05-19 | ubuntu |
| redhat | tcpdump-14:4.9.2-3.el7 | 2018-04-10 | redhat |
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