CVE-2019-17069

NameCVE-2019-17069
DescriptionPuTTY before 0.73 might allow remote SSH-1 servers to cause a denial of service by accessing freed memory locations via an SSH1_MSG_DISCONNECT message.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3794-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
putty (PTS)jessie, jessie (lts)0.63-10+deb8u2vulnerable
stretch (security), stretch (lts), stretch0.67-3+deb9u1vulnerable
buster (security), buster, buster (lts)0.74-1+deb11u1~deb10u2fixed
bullseye0.74-1+deb11u2fixed
bullseye (security)0.74-1+deb11u1fixed
bookworm0.78-2+deb12u2fixed
bookworm (security)0.78-2+deb12u1fixed
sid, trixie0.82-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
puttysourcebuster0.74-1+deb11u1~deb10u1DLA-3794-1
puttysource(unstable)0.73-1unimportant

Notes

https://lists.tartarus.org/pipermail/putty-announce/2019/000029.html
Fixed by: https://git.tartarus.org/?p=simon/putty.git;a=commit;h=69201ad8936fe0ff1b8723b7a43accb5e9f1c888
Negligible security impact

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