CVE-2023-23009

NameCVE-2023-23009
DescriptionLibreswan 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5368-1
Debian Bugs1031821

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libreswan (PTS)buster, buster (security)3.27-6+deb10u1fixed
bullseye4.3-1+deb11u1vulnerable
bullseye (security)4.3-1+deb11u3fixed
bookworm4.7-1vulnerable
sid4.10-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libreswansourcebuster(not affected)
libreswansourcebullseye4.3-1+deb11u3DSA-5368-1
libreswansource(unstable)4.9-21031821

Notes

[buster] - libreswan <not-affected> (3.x not vulnerable)
https://github.com/libreswan/libreswan/issues/954
https://libreswan.org/security/CVE-2023-23009/CVE-2023-23009.txt

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