CVE-2018-7225

Published: 19 February 2018

An issue was discovered in LibVNCServer through 0.9.11. rfbProcessClientNormalMessage() in rfbserver.c does not sanitize msg.cct.length, leading to access to uninitialized and potentially sensitive data or possibly unspecified other impact (e.g., an integer overflow) via specially crafted VNC packets.

Priority

Medium

CVSS 3 base score: 9.8

Status

Package Release Status
italc
Launchpad, Ubuntu, Debian
Upstream
Released (1:3.0.3+dfsg1-1+deb9u1, 1:2.0.2+dfsg1-2+deb8u1)
Ubuntu 20.10 (Groovy Gorilla) Does not exist

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver)
Released (1:3.0.3+dfsg1-3ubuntu0.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (1:2.0.2+dfsg1-4ubuntu0.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was needed)
Ubuntu 12.04 ESM (Precise Pangolin) Does not exist

libvncserver
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.10 (Groovy Gorilla)
Released (0.9.11+dfsg-1ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (0.9.11+dfsg-1ubuntu0.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (0.9.11+dfsg-1ubuntu0.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (0.9.10+dfsg-3ubuntu0.16.04.2)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [0.9.9+dfsg-1ubuntu1.3])
Ubuntu 12.04 ESM (Precise Pangolin) Does not exist

Patches:
Upstream: https://github.com/LibVNC/libvncserver/commit/28afb6c537dc82ba04d5f245b15ca7205c6dbb9c
tightvnc
Launchpad, Ubuntu, Debian
Upstream
Released (1:1.3.9-6.5+deb8u1)
Ubuntu 20.10 (Groovy Gorilla) Needs triage

Ubuntu 20.04 LTS (Focal Fossa) Needs triage

Ubuntu 18.04 LTS (Bionic Beaver) Needs triage

Ubuntu 16.04 LTS (Xenial Xerus) Needs triage

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was needed)
Ubuntu 12.04 ESM (Precise Pangolin) Does not exist

vino
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.10 (Groovy Gorilla)
Released (3.22.0-6ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (3.22.0-5ubuntu2.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (3.22.0-3ubuntu1.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (3.8.1-0ubuntu9.3)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Ubuntu 12.04 ESM (Precise Pangolin) Does not exist