Description
In Wireshark 2.4.0 to 2.4.11, the ENIP dissector could crash. This was addressed in epan/dissectors/packet-enip.c by changing the memory-management approach so that a use-after-free is avoided.
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 | 2.6.1-1 | — |
| Debian 13 | wireshark | 2.6.1-1 | — |
| Debian 12 | wireshark | 2.6.1-1 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | libmaxminddb | 1.4.2-1.3.1 | SUSE-SU-2020:0693-1 |
| SLES 15 SP1 | spandsp | 0.0.6-3.2.1 | SUSE-SU-2020:0693-1 |
| SLES 15 SP1 | wireshark | 3.2.2-3.35.2 | SUSE-SU-2020:0693-1 |
| SLES 15 | libmaxminddb | 1.4.2-1.3.1 | SUSE-SU-2020:0693-1 |
| SLES 15 | spandsp | 0.0.6-3.2.1 | SUSE-SU-2020:0693-1 |
| SLES 15 | wireshark | 2.4.12-3.19.1 | SUSE-SU-2020:0693-1, SUSE-SU-2019:0130-1 |
| SLES 12 SP4 | wireshark | 2.4.12-48.39.1 | SUSE-SU-2019:0138-1 |
| SLES 12 SP3 | wireshark | 2.4.12-48.39.1 | SUSE-SU-2019:0138-1 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 | libmaxminddb | 1.4.2-1.3.1 | SUSE-SU-2020:0693-1 |
| SLES for SAP 15 | spandsp | 0.0.6-3.2.1 | SUSE-SU-2020:0693-1 |
| SLES for SAP 15 | wireshark | 3.2.2-3.35.2 | SUSE-SU-2020:0693-1 |
| SLES for SAP 12 SP4 | wireshark | 2.4.12-48.39.1 | SUSE-SU-2019:0138-1 |
| SLES for SAP 12 SP3 | wireshark | 2.4.12-48.39.1 | SUSE-SU-2019:0138-1 |
| SLE HPC 15 | libmaxminddb | 1.4.2-1.3.1 | SUSE-SU-2020:0693-1 |
| SLE HPC 15 | spandsp | 0.0.6-3.2.1 | SUSE-SU-2020:0693-1 |
| SLE HPC 15 | wireshark | 3.2.2-3.35.2 | SUSE-SU-2020:0693-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | wireshark | 3.4.8-1.2 | openSUSE-SU-2024:11513-1 |
| openSUSE Leap 15.1 | libmaxminddb | 1.4.2-lp151.3.3.1 | openSUSE-SU-2020:0362-1 |
| openSUSE Leap 15.1 | spandsp | 0.0.6-lp151.3.3.1 | openSUSE-SU-2020:0362-1 |
| openSUSE Leap 15.1 | wireshark | 3.2.2-lp151.2.9.1 | openSUSE-SU-2020:0362-1 |
| openSUSE Leap 15.0 | wireshark | 2.4.12-lp150.2.19.1 | openSUSE-SU-2019:0092-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | wireshark | 2.6.6-r0 | — |
| Alpine v3.23 | wireshark | 2.6.6-r0 | — |
| Alpine v3.22 | wireshark | 2.6.6-r0 | — |
| Alpine v3.21 | wireshark | 2.6.6-r0 | — |
| Alpine v3.20 | wireshark | 2.6.6-r0 | — |
Show 13 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | wireshark | 2.6.6-r0 | — |
| Alpine v3.18 | wireshark | 2.6.6-r0 | — |
| Alpine v3.17 | wireshark | 2.6.6-r0 | — |
| Alpine v3.16 | wireshark | 2.6.6-r0 | — |
| Alpine v3.15 | wireshark | 2.6.6-r0 | — |
| Alpine v3.14 | wireshark | 2.6.6-r0 | — |
| Alpine v3.13 | wireshark | 2.6.6-r0 | — |
| Alpine v3.12 | wireshark | 2.6.6-r0 | — |
| Alpine v3.11 | wireshark | 2.6.6-r0 | — |
| Alpine v3.10 | wireshark | 2.6.6-r0 | — |
| Alpine v3.9 | wireshark | 2.6.6-r0 | — |
| Alpine v3.8 | wireshark | 2.4.12-r0 | — |
| Alpine v3.7 | wireshark | 2.4.12-r0 | — |
Advisories 6
- openSUSE-SU-2020:0362-1 Security update for wireshark SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:0693-1 Security update for wireshark SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0138-1 Security update for wireshark SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0130-1 Security update for wireshark SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:0092-1 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