Description
Unspecified vulnerability in the SSH dissector in Wireshark (aka Ethereal) 0.9.10 to 0.99.0 allows remote attackers to cause a denial of service (infinite loop) via unknown attack vectors.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | wireshark | 0.99.2-1 | — |
| Debian 13 | wireshark | 0.99.2-1 | — |
| Debian 12 | wireshark | 0.99.2-1 | — |
| Debian 3.1 | ethereal | 0.10.10-2sarge6 | DSA-1127 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 4 | wireshark +1 | 0.99.2-EL4.1 | RHSA-2006:0602 |
| RHEL 3 | wireshark +1 | 0.99.2-EL3.1 | RHSA-2006:0602 |
Advisories 2
- RHSA-2006:0602 Red Hat Security Advisory: wireshark security update (was ethereal) Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1127 ethereal - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- RHSA-2006:0602 vendor-advisory
- SUSE-SR:2006:020 vendor-advisory
- 21121 third-party-advisory
- 1016532 vdb-entry
- 21078 third-party-advisory
- GLSA-200607-09 vendor-advisory
- http://support.avaya.com/elmodocs2/security/ASA-2006-197.htm
- 21598 third-party-advisory
- 21467 third-party-advisory
- 22089 third-party-advisory
- 21204 third-party-advisory
- 20060719 rPSA-2006-0132-1 tshark wireshark mailing-list
- wireshark-ssh-dos(27829) vdb-entry
- ADV-2006-2850 vdb-entry
- http://www.wireshark.org/security/wnpa-sec-2006-01.html
- 27370 vdb-entry
- DSA-1127 vendor-advisory
- 21107 third-party-advisory
- 21249 third-party-advisory
- MDKSA-2006:128 vendor-advisory
- 21488 third-party-advisory
- oval:org.mitre.oval:def:11476 vdb-entry signature
- 19051 vdb-entry