Upstream information

CVE-2023-23009 at MITRE

Description

Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v3 Scores
CVSS detail CNA (CISA-ADP) National Vulnerability Database
Base Score 6.5 6.5
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network Network
Attack Complexity Low Low
Privileges Required Low Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High High
CVSSv3 Version 3.1 3.1
No SUSE Bugzilla entries cross referenced.

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Liberty Linux 8
  • libreswan >= 4.9-2.el8_8.2
 Patchnames:
RHSA-2023:3095 (x86_64)
SUSE Liberty Linux 9
  • libreswan >= 4.9-2.el9_2
 Patchnames:
RHSA-2023:2633 (x86_64)

SUSE Timeline for this CVE

CVE page created: Tue Feb 21 19:00:34 2023
CVE page last modified: Sat Sep 19 12:06:29 2026