CVE-2026-106582

NameCVE-2026-106582
DescriptionIn sshd and ssh in OpenSSH before 10.6, an LZ77 dictionary coder can be used even though this is contraindicated by the arXiv 2609.07709 "Crossing the Streams" findings.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, 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
openssh (PTS)bookworm1:9.2p1-2+deb12u10vulnerable
bookworm (security)1:9.2p1-2+deb12u9vulnerable
trixie1:10.0p1-7+deb13u4vulnerable
trixie (security)1:10.0p1-7+deb13u2vulnerable
forky1:10.5p1-1vulnerable
sid1:10.6p1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensshsource(unstable)1:10.6p1-1

Notes

https://www.openssh.org/releasenotes.html#10.6

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