Description
In Wireshark 2.4.0, 2.2.0 to 2.2.8, and 2.0.0 to 2.0.14, the MSDP dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-msdp.c by adding length validation.
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 | 2.4.1-1 | — |
| Debian 13 | wireshark | 2.4.1-1 | — |
| Debian 12 | wireshark | 2.4.1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | wireshark | 2.6.3-1~ubuntu18.04.1 | — |
| Ubuntu 16.04 LTS | wireshark | 2.6.3-1~ubuntu16.04.1 | — |
| Ubuntu 14.04 LTS | wireshark | 2.6.3-1~ubuntu14.04.1 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | wireshark | 2.2.9-48.9.2 | SUSE-SU-2017:2555-1 |
| SLES 12 SP2 | wireshark | 2.2.9-48.9.2 | SUSE-SU-2017:2555-1 |
| SLES 11 SP4 | libsmi | 0.4.5-2.7.2.1 | SUSE-SU-2018:0054-1 |
| SLES 11 SP4 | portaudio | 19-234.18.1 | SUSE-SU-2018:0054-1 |
| SLES 11 SP4 | wireshark | 2.2.11-40.14.5 | SUSE-SU-2018:0054-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP3 | wireshark | 2.2.9-48.9.2 | SUSE-SU-2017:2555-1 |
| SLES for SAP 12 SP2 | wireshark | 2.2.9-48.9.2 | SUSE-SU-2017:2555-1 |
| SLES for SAP 11 SP4 | libsmi | 0.4.5-2.7.2.1 | SUSE-SU-2018:0054-1 |
| SLES for SAP 11 SP4 | portaudio | 19-234.18.1 | SUSE-SU-2018:0054-1 |
| SLES for SAP 11 SP4 | wireshark | 2.2.11-40.14.5 | SUSE-SU-2018:0054-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | wireshark | 3.4.8-1.2 | openSUSE-SU-2024:11513-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | wireshark | 2.2.9-r0 | — |
| Alpine v3.23 | wireshark | 2.2.9-r0 | — |
| Alpine v3.22 | wireshark | 2.2.9-r0 | — |
| Alpine v3.21 | wireshark | 2.2.9-r0 | — |
| Alpine v3.20 | wireshark | 2.2.9-r0 | — |
Show 15 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | wireshark | 2.2.9-r0 | — |
| Alpine v3.18 | wireshark | 2.2.9-r0 | — |
| Alpine v3.17 | wireshark | 2.2.9-r0 | — |
| Alpine v3.16 | wireshark | 2.2.9-r0 | — |
| Alpine v3.15 | wireshark | 2.2.9-r0 | — |
| Alpine v3.14 | wireshark | 2.2.9-r0 | — |
| Alpine v3.13 | wireshark | 2.2.9-r0 | — |
| Alpine v3.12 | wireshark | 2.4.1-r0 | — |
| Alpine v3.11 | wireshark | 2.4.1-r0 | — |
| Alpine v3.10 | wireshark | 2.4.1-r0 | — |
| Alpine v3.9 | wireshark | 2.4.1-r0 | — |
| Alpine v3.8 | wireshark | 2.4.1-r0 | — |
| Alpine v3.7 | wireshark | 2.4.1-r0 | — |
| Alpine v3.6 | wireshark | 2.2.9-r0 | — |
| Alpine v3.5 | wireshark | 2.2.9-r0 | — |
Advisories 3
- SUSE-SU-2017:2555-1 Security update for wireshark SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11513-1 libwireshark14-3.4.8-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0054-1 Security update for wireshark SUSE / openSUSE Security Updates · Feb 4, 2026