Description
Suricata before 5.0.8 and 6.x before 6.0.4 allows TCP evasion via a client with a crafted TCP/IP stack that can send a certain sequence of segments.
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 | 1:6.0.4-1 | — |
| Debian 13 | suricata | 1:6.0.4-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | suricata | No fix yet | — |
| Ubuntu 16.04 LTS | suricata | No fix yet | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | suricata | 6.0.4-r0 | — |
| Alpine v3.23 | suricata | 6.0.4-r0 | — |
| Alpine v3.22 | suricata | 6.0.4-r0 | — |
| Alpine v3.21 | suricata | 6.0.4-r0 | — |
| Alpine v3.20 | suricata | 6.0.4-r0 | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | suricata | 6.0.4-r0 | — |
| Alpine v3.18 | suricata | 6.0.4-r0 | — |
| Alpine v3.17 | suricata | 6.0.4-r0 | — |
| Alpine v3.16 | suricata | 6.0.4-r0 | — |
| Alpine v3.15 | suricata | 6.0.4-r0 | — |