CVE-2024-45237

NameCVE-2024-45237
DescriptionAn issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a Key Usage extension composed of more than two bytes of data. Fort writes this string into a 2-byte buffer without properly sanitizing its length, leading to a buffer overflow.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
fort-validator (PTS)bullseye (security), bullseye1.5.3-1~deb11u1vulnerable
bookworm1.5.4-1vulnerable
sid, trixie1.6.4+20240930-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
fort-validatorsource(unstable)1.6.3-1

Notes

https://nicmx.github.io/FORT-validator/CVE.html

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