CVE-2022-23094

Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.

• CWE-476

• https://github.com/libreswan/libreswan/issues/585Exploit, Issue Tracking, Third Party Advisory
• https://libreswan.org/security/CVE-2022-23094Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/
• https://www.debian.org/security/2022/dsa-5048Third Party Advisory
• https://github.com/libreswan/libreswan/issues/585Exploit, Issue Tracking, Third Party Advisory
• https://libreswan.org/security/CVE-2022-23094Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/
• https://www.debian.org/security/2022/dsa-5048Third Party Advisory

Published

Jan 15, 2022

Last Modified

Jun 17, 2026

Status

Modified

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