CVE-2023-23009
Fixed in a distro release EPSS 2%CVSS 6.5
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.
Products: libreswan, debian_linux
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux 8 | libreswan | 4.9-2.el8_8.2 |
| AlmaLinux 9 | libreswan | 4.9-2.el9_2 |
| Debian 11 | libreswan | 4.3-1+deb11u3 |
| Debian 12 | libreswan | 4.9-2 |
| Debian 13 | libreswan | 4.9-2 |
| Debian 14 | libreswan | 4.9-2 |
| Red Hat Enterprise Linux 8 | libreswan | 0:4.9-2.el8_8.2 |
| Red Hat Enterprise Linux 8 | libreswan-debuginfo | 0:4.9-2.el8_8.2 |
| Red Hat Enterprise Linux 8 | libreswan-debugsource | 0:4.9-2.el8_8.2 |
| Red Hat Enterprise Linux 9 | libreswan | 0:4.9-2.el9_2 |
| Red Hat Enterprise Linux 9 | libreswan-debuginfo | 0:4.9-2.el9_2 |
| Red Hat Enterprise Linux 9 | libreswan-debugsource | 0:4.9-2.el9_2 |
| Red Hat openshift 4.15 | libreswan | 0:4.6-3.el9_0.3 |
| Red Hat openshift 4.15 | libreswan-debuginfo | 0:4.6-3.el9_0.3 |
| Red Hat openshift 4.15 | libreswan-debugsource | 0:4.6-3.el9_0.3 |
| Red Hat openshift 4.16 | libreswan | 0:4.6-3.el9_0.3 |
| Red Hat openshift 4.16 | libreswan-debuginfo | 0:4.6-3.el9_0.3 |
| Red Hat openshift 4.16 | libreswan-debugsource | 0:4.6-3.el9_0.3 |
| Red Hat openshift 4.17 | libreswan | 0:4.6-3.el9_0.3 |
| Red Hat openshift 4.17 | libreswan-debuginfo | 0:4.6-3.el9_0.3 |
| Red Hat openshift 4.17 | libreswan-debugsource | 0:4.6-3.el9_0.3 |
| Red Hat rhel e4s 9.0 | libreswan | 0:4.6-3.el9_0.3 |
| Red Hat rhel e4s 9.0 | libreswan-debuginfo | 0:4.6-3.el9_0.3 |
| Red Hat rhel e4s 9.0 | libreswan-debugsource | 0:4.6-3.el9_0.3 |
| Ubuntu 18.04 LTS | libreswan | no fix |
| Ubuntu 20.04 LTS | libreswan | no fix |
| Ubuntu 22.04 LTS | libreswan | no fix |
| Ubuntu 24.04 LTS | libreswan | no fix |
| Ubuntu 25.10 | libreswan | no fix |
| Ubuntu 26.04 LTS | libreswan | no fix |
| Ubuntu 26.10 | libreswan | no fix |