Description
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine.
Mishandling of multiple fragmented packets using the same IP ID value can lead to packet reassembly failure, which can lead to policy bypass. Upgrade to 7.0.6 or 6.0.20. When using af-packet, enable `defrag` to reduce the scope of the problem.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OISF | suricata | >= 6.0.0, < 6.0.20, >= 7.0.0,< 7.0.6 | — |
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 | suricata | 1:7.0.6-1 | — |
| Debian 13 | suricata | 1:7.0.6-1 | — |
| Debian 11 | suricata | 1:6.0.1-3+deb11u1 | DLA-4103-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | suricata | No fix yet | — |
| Ubuntu 22.04 LTS | suricata | No fix yet | — |
| Ubuntu 18.04 LTS | suricata | No fix yet | — |
| Ubuntu 16.04 LTS | suricata | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | suricata | 8.0.0-1.1 | openSUSE-SU-2025:15394-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | suricata | 7.0.6-r0 | — |
| Alpine v3.23 | suricata | 7.0.6-r0 | — |
| Alpine v3.22 | suricata | 7.0.6-r0 | — |
| Alpine v3.21 | suricata | 7.0.6-r0 | — |
| Alpine v3.20 | suricata | 7.0.6-r0 | — |
Advisories 2
- openSUSE-SU-2025:15394-1 libsuricata8_0_0-8.0.0-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- DLA-4103-1 suricata - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://github.com/OISF/suricata/security/advisories/GHSA-qrp7-g66m-px24
- https://github.com/OISF/suricata/commit/9d5c4273cb7e5ca65f195f7361f0d848c85180e0
- https://github.com/OISF/suricata/commit/aab7f35c76721df19403a7c0c0025feae12f3b6b
- https://redmine.openinfosecfoundation.org/issues/7041
- https://redmine.openinfosecfoundation.org/issues/7042