| Name | CVE-2019-15692 |
| Description | TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow. Vulnerability could be triggered from CopyRectDecoder due to incorrect value checks. 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 |
Vulnerable and fixed packages
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 |
Notes
https://www.openwall.com/lists/oss-security/2019/12/20/2
https://github.com/TigerVNC/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821 (master)
https://github.com/TigerVNC/tigervnc/commit/ff08ca78b24b5a4ed5263245c7ce8744059ff4ad (v1.10.1)