Description
Buffer overflow in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via an NFS packet.
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 | tcpdump | 3.7.1-1.2 | — |
| Debian 13 | tcpdump | 3.7.1-1.2 | — |
| Debian 12 | tcpdump | 3.7.1-1.2 | — |
| Debian 3.0 | tcpdump | 3.6.2-2.3 | DSA-255 |
Advisories 1
- DSA-255 tcpdump - infinite loop Debian Security (DSA / DLA) · Mar 9, 2026
References
- RHSA-2002:121 vendor-advisory
- 4890 vdb-entry
- FreeBSD-SA-02:29 vendor-advisory
- tcpdump-nfs-bo(9216) vdb-entry
- RHSA-2003:214 vendor-advisory
- DSA-255 vendor-advisory
- 20020606 TSLSA-2002-0055 - tcpdump mailing-list
- CLA-2002:491 vendor-advisory
- RHSA-2002:094 vendor-advisory
- HPSBTL0205-044 vendor-advisory