CVE-2020-9283

NameCVE-2020-9283
Descriptiongolang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs952462

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
golang-go.crypto (PTS)stretch1:0.0~git20170407.0.55a552f+REALLY.0.0~git20161012.0.5f31782-1vulnerable
buster1:0.0~git20181203.505ab14-1vulnerable
bullseye, sid1:0.0~git20200604.70a84ac-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
golang-go.cryptosource(unstable)1:0.0~git20200221.2aa609c-1952462

Notes

[buster] - golang-go.crypto <no-dsa> (Minor issue)
[stretch] - golang-go.crypto <no-dsa> (Minor issue)
[jessie] - golang-go.crypto <no-dsa> (Minor issue)
https://github.com/golang/crypto/commit/bac4c82f69751a6dd76e702d54b3ceb88adab236

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