| Name | CVE-2019-15694 |
| Description | TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which could be triggered from DecodeManager::decodeRect. Vulnerability occurs due to the signdness error in processing MemOutStream. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 947428 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| tigervnc (PTS) | stretch (security), stretch (lts), stretch | 1.7.0+dfsg-7+deb9u2 | fixed |
| buster | 1.9.0+dfsg-3+deb10u3 | fixed | |
| bullseye | 1.11.0+dfsg-2+deb11u1 | fixed | |
| bookworm | 1.12.0+dfsg-8 | fixed | |
| sid, trixie | 1.13.1+dfsg-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| tigervnc | source | stretch | 1.7.0+dfsg-7+deb9u1 | |||
| tigervnc | source | buster | 1.9.0+dfsg-3+deb10u1 | |||
| tigervnc | source | (unstable) | 1.10.1+dfsg-1 | 947428 |
https://www.openwall.com/lists/oss-security/2019/12/20/2
https://github.com/TigerVNC/tigervnc/commit/0943c006c7d900dfc0281639e992791d6c567438 (master)
https://github.com/TigerVNC/tigervnc/commit/f287032d3643a6437f7de0ed35f4c45bb735522d (v1.10.1)