CVE-2023-46317

NameCVE-2023-46317
DescriptionKnot Resolver before 5.7.0 performs many TCP reconnections upon receiving certain nonsensical responses from servers.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5633-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
knot-resolver (PTS)buster3.2.1-3vulnerable
buster (security)3.2.1-3+deb10u1vulnerable
bullseye5.3.1-1+deb11u1vulnerable
bookworm5.6.0-1vulnerable
bookworm (security)5.6.0-1+deb12u1fixed
trixie5.7.1-1fixed
sid5.7.2-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
knot-resolversourcebookworm5.6.0-1+deb12u1DSA-5633-1
knot-resolversource(unstable)5.7.0-1

Notes

[bullseye] - knot-resolver <no-dsa> (Minor issue)
[buster] - knot-resolver <no-dsa> (Minor issue)
https://www.knot-resolver.cz/2023-08-22-knot-resolver-5.7.0.html
https://gitlab.nic.cz/knot/knot-resolver/-/merge_requests/1448
https://github.com/CZ-NIC/knot-resolver/commit/7aec8ebdf1428afcb7f5bc62764149ffeaf3d3fe (v6.0.6)
https://github.com/CZ-NIC/knot-resolver/commit/49876a99ba9ee2dc7ca4b4bfb5431891974bdf10 (v5.7.0)

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