Description
The fragment_add_work function in epan/reassemble.c in Wireshark 0.8.19 through 1.0.1 allows remote attackers to cause a denial of service (crash) via a series of fragmented packets with non-sequential fragmentation offset values, which lead to a buffer over-read.
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 | 1.0.2-1 | — |
| Debian 13 | wireshark | 1.0.2-1 | — |
| Debian 12 | wireshark | 1.0.2-1 | — |
| Debian 4.0 | wireshark | 0.99.4-5.etch.3 | DSA-1673-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | wireshark +1 | 1.0.3-4.el5_2 | RHSA-2008:0890 |
| RHEL 4 | wireshark +1 | 1.0.3-3.el4_7 | RHSA-2008:0890 |
| RHEL 3 | wireshark +1 | 1.0.3-EL3.3 | RHSA-2008:0890 |
Advisories 2
- RHSA-2008:0890 Red Hat Security Advisory: wireshark security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1673-1 wireshark - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- SUSE-SR:2008:017 vendor-advisory
- http://www.wireshark.org/security/wnpa-sec-2008-04.html
- 30181 vdb-entry
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=2470
- 20080729 rPSA-2008-0237-1 tshark wireshark mailing-list
- FEDORA-2008-6440 vendor-advisory
- RHSA-2008:0890 vendor-advisory
- oval:org.mitre.oval:def:9020 vdb-entry signature
- https://issues.rpath.com/browse/RPL-2684
- 31687 third-party-advisory
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0237
- ADV-2008-2057 vdb-entry
- GLSA-200808-04 vendor-advisory
- http://anonsvn.wireshark.org/viewvc/index.py?view=rev&revision=25343
- wireshark-packets-dos(43719) vdb-entry
- http://support.avaya.com/elmodocs2/security/ASA-2008-392.htm
- MDVSA-2008:152 vendor-advisory
- 32091 third-party-advisory
- 31044 third-party-advisory
- ADV-2008-2773 vdb-entry
- 32944 third-party-advisory
- 31257 third-party-advisory
- 31378 third-party-advisory
- DSA-1673 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=454984
- 31085 third-party-advisory
- 1020471 vdb-entry