Description
Off-by-one error in the DHCP/BOOTP dissector in Wireshark before 0.99.6 allows remote attackers to cause a denial of service (crash) via crafted DHCP-over-DOCSIS packets.
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 | 0.99.6pre1-1 | — |
| Debian 13 | wireshark | 0.99.6pre1-1 | — |
| Debian 12 | wireshark | 0.99.6pre1-1 | — |
| Debian 4.0 | wireshark | 0.99.4-5.etch.0 | DSA-1322-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | wireshark +1 | 0.99.6-1.el5 | RHSA-2007:0710 |
| RHEL 4 | wireshark +1 | 0.99.6-EL4.1 | RHSA-2007:0709 |
| RHEL 3 | libsmi +1 | 0.4.5-3.el3 | RHSA-2008:0059 |
| RHEL 3 | wireshark +1 | 0.99.7-EL3.1 | RHSA-2008:0059 |
Advisories 4
- RHSA-2007:0710 Red Hat Security Advisory: wireshark security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2008:0059 Red Hat Security Advisory: wireshark security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2007:0709 Red Hat Security Advisory: wireshark security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1322-1 wireshark Debian Security (DSA / DLA) · Mar 9, 2026
References
- 25833 third-party-advisory
- wireshark-dhcpbootp-dos(35113) vdb-entry
- 25877 third-party-advisory
- RHSA-2008:0059 vendor-advisory
- http://www.wireshark.org/security/wnpa-sec-2007-02.html
- RHSA-2007:0710 vendor-advisory
- 26499 third-party-advisory
- 25987 third-party-advisory
- 26004 third-party-advisory
- GLSA-200708-12 vendor-advisory
- RHSA-2007:0709 vendor-advisory
- MDKSA-2007:145 vendor-advisory
- 22588 third-party-advisory
- 1018315 vdb-entry
- https://issues.rpath.com/browse/RPL-1498
- 24662 vdb-entry
- 28583 third-party-advisory
- http://www.wireshark.org/docs/relnotes/wireshark-0.99.6.html
- 37639 vdb-entry
- ADV-2007-2353 vdb-entry
- DSA-1322 vendor-advisory
- SUSE-SR:2007:015 vendor-advisory
- oval:org.mitre.oval:def:11010 vdb-entry signature