CVE-2024-3651

NameCVE-2024-3651
Descriptionpotential DoS via resource consumption via specially crafted inputs to idna.encode()
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3811-1
Debian Bugs1069127

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
python-idna (PTS)buster2.6-1vulnerable
buster (security)2.6-1+deb10u1fixed
bullseye2.10-1vulnerable
bookworm3.3-1vulnerable
sid, trixie3.6-2vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
python-idnasourcebuster2.6-1+deb10u1DLA-3811-1
python-idnasource(unstable)(unfixed)1069127

Notes

[bookworm] - python-idna <no-dsa> (Minor issue)
[bullseye] - python-idna <no-dsa> (Minor issue)
https://github.com/kjd/idna/security/advisories/GHSA-jjg7-2v4v-x38h
https://bugzilla.redhat.com/show_bug.cgi?id=2274779
Fixed by: https://github.com/kjd/idna/commit/5beb28b9dd77912c0dd656d8b0fdba3eb80222e7 (v3.7)

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