| Name | CVE-2019-17069 |
| Description | PuTTY 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3794-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| putty (PTS) | jessie, jessie (lts) | 0.63-10+deb8u2 | vulnerable |
| stretch (security), stretch (lts), stretch | 0.67-3+deb9u1 | vulnerable |
| buster (security), buster, buster (lts) | 0.74-1+deb11u1~deb10u2 | fixed |
| bullseye | 0.74-1+deb11u2 | fixed |
| bullseye (security) | 0.74-1+deb11u1 | fixed |
| bookworm | 0.78-2+deb12u2 | fixed |
| bookworm (security) | 0.78-2+deb12u1 | fixed |
| sid, trixie | 0.81-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| putty | source | buster | 0.74-1+deb11u1~deb10u1 | | DLA-3794-1 | |
| putty | source | (unstable) | 0.73-1 | unimportant | | |
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