Description
Integer overflow in wiretap/erf.c in Wireshark before 1.2.2 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted erf file, related to an "unsigned integer wrap vulnerability."
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 | 1.2.2-1 | — |
| Debian 13 | wireshark | 1.2.2-1 | — |
| Debian 12 | wireshark | 1.2.2-1 | — |
| Debian 5.0 | wireshark | 1.0.2-3+lenny7 | DSA-1942-1 |
| Debian 4.0 | wireshark | 0.99.4-5.etch.4 | DSA-1942-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | wireshark +1 | 1.0.11-1.el5_5.5 | RHSA-2010:0360 |
| RHEL 4 | wireshark +1 | 1.0.11-1.el4_8.5 | RHSA-2010:0360 |
| RHEL 3 | wireshark +1 | 1.0.11-EL3.6 | RHSA-2010:0360 |
Advisories 2
- RHSA-2010:0360 Red Hat Security Advisory: wireshark security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1942-1 wireshark - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- oval:org.mitre.oval:def:5979 vdb-entry signature
- 37477 third-party-advisory
- http://anonsvn.wireshark.org/viewvc/trunk/wiretap/erf.c?view=markup&pathrev=29364
- 37409 third-party-advisory
- http://www.wireshark.org/docs/relnotes/wireshark-1.2.2.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=3849
- oval:org.mitre.oval:def:9945 vdb-entry signature
- DSA-1942 vendor-advisory
- VU#676492 third-party-advisory