Description
In tcpdump before 4.9.0, a bug in multiple protocol parsers (Geneve, GRE, NSH, OTV, VXLAN and VXLAN GPE) could cause a buffer overflow in print-ether.c:ether_print().
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 | 4.9.0-1 | — |
| Debian 13 | tcpdump | 4.9.0-1 | — |
| Debian 12 | tcpdump | 4.9.0-1 | — |
| Debian 8 | tcpdump | 4.9.0-1~deb8u1 | DSA-3775-1 |
| Debian 7 | tcpdump | 4.9.0-1~deb7u1 | DLA-809-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | tcpdump | 4.9.0-1ubuntu1~ubuntu16.04.1 | USN-3205-1 |
| Ubuntu 14.04 LTS | tcpdump | 4.9.0-1ubuntu1~ubuntu14.04.1 | USN-3205-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | tcpdump | 14:4.9.0-5.el7 | RHSA-2017:1871 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | libpcap | 1.8.1-9.1 | SUSE-SU-2017:1110-1 |
| SLES 12 SP2 | tcpdump | 4.9.0-13.1 | SUSE-SU-2017:1110-1 |
| SLES 12 SP1 | libpcap | 1.8.1-9.1 | SUSE-SU-2017:1110-1 |
| SLES 12 SP1 | tcpdump | 4.9.0-13.1 | SUSE-SU-2017:1110-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP2 | libpcap | 1.8.1-9.1 | SUSE-SU-2017:1110-1 |
| SLES for SAP 12 SP2 | tcpdump | 4.9.0-13.1 | SUSE-SU-2017:1110-1 |
| SLES for SAP 12 SP1 | libpcap | 1.8.1-9.1 | SUSE-SU-2017:1110-1 |
| SLES for SAP 12 SP1 | tcpdump | 4.9.0-13.1 | SUSE-SU-2017:1110-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | tcpdump | 4.99.1-1.2 | openSUSE-SU-2024:11425-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.23 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.22 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.21 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.20 | tcpdump | 4.9.0-r0 | — |
Show 18 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.18 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.17 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.16 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.15 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.14 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.13 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.12 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.11 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.10 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.9 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.8 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.7 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.6 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.5 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.4 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.3 | tcpdump | 4.9.0-r0 | — |
| Alpine v3.2 | tcpdump | 4.9.0-r0 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | tcpdump | 14:4.9.0-5.el7 | ELSA-2017-1871 |
Advisories 7
- RHSA-2017:1871 Red Hat Security Advisory: tcpdump security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DLA-809-1 tcpdump - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3775-1 tcpdump - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-3205-1 tcpdump vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2017:1110-1 Security update for tcpdump, libpcap SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11425-1 tcpdump-4.99.1-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2017-1871 Moderate: tcpdump security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 7, 2017
References
- 1037755 vdb-entry
- DSA-3775 vendor-advisory
- RHSA-2017:1871 vendor-advisory
- https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1494526.html
- 95852 vdb-entry
- GLSA-201702-30 vendor-advisory