CVE-2018-5388

low
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
2.5

Description

In stroke_socket.c in strongSwan before 5.6.3, a missing packet length check could allow a buffer underflow, which may lead to resource exhaustion and denial of service while reading from the socket.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-5388

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-5388.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201805-26

OS impact

OSVersionStatusFixed in
arch archfixed5.6.2-2
suse slesaffected
debian debianbookwormfixed5.6.3-1
debian debianbullseyefixed5.6.3-1
debian debianforkyfixed5.6.3-1
debian debiansidfixed5.6.3-1
debian debiantrixiefixed5.6.3-1

References

Verify integrity in audit chain (admin only). AS-IS.