high7.5
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 p…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Libreswan | Libreswan | from 4.2 before 4.6 |
| Fedoraproject | Fedora | Versions 34, 35 |
| Debian | Debian Linux | Version 10.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/libreswan/libreswan/issues/585
- https://libreswan.org/security/CVE-2022-23094
- 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-5048
- https://github.com/libreswan/libreswan/issues/585
- https://libreswan.org/security/CVE-2022-23094
- 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-5048