| Name | CVE-2020-14398 |
| Description | An issue was discovered in LibVNCServer before 0.9.13. An improperly closed TCP connection causes an infinite loop in libvncclient/sockets.c. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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 Package | Release | Version | Status |
|---|
| libvncserver (PTS) | jessie, jessie (lts) | 0.9.9+dfsg2-6.1+deb8u8 | vulnerable |
| stretch (security) | 0.9.11+dfsg-1.3~deb9u6 | vulnerable |
| stretch (lts), stretch | 0.9.11+dfsg-1.3~deb9u7 | vulnerable |
| buster (security), buster, buster (lts) | 0.9.11+dfsg-1.3+deb10u5 | vulnerable |
| bullseye | 0.9.13+dfsg-2+deb11u1 | fixed |
| sid, trixie, bookworm | 0.9.14+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libvncserver | source | wheezy | (unfixed) | end-of-life | | |
| libvncserver | source | (unstable) | 0.9.13+dfsg-1 | | | |
Notes
[buster] - libvncserver <ignored> (Proposed patch might break ABI for consumers)
[stretch] - libvncserver <ignored> (Proposed patch might break ABI for consumers)
[jessie] - libvncserver <ignored> (Proposed patch might break ABI for consumers)
https://github.com/LibVNC/libvncserver/commit/57433015f856cc12753378254ce4f1c78f5d9c7b