GLSA-201702-19 : TigerVNC: Buffer overflow
Medium Nessus Plugin ID 97262
SynopsisThe remote Gentoo host is missing one or more security-related patches.
DescriptionThe remote host is affected by the vulnerability described in GLSA-201702-19 (TigerVNC: Buffer overflow)
A buffer overflow vulnerability in ModifiablePixelBuffer::fillRect in vncviewer was found.
A remote attacker, utilizing a malicious VNC server, could execute arbitrary code with the privileges of the user running the client or cause a Denial of Service condition.
There is no known workaround at this time.
SolutionAll TigerVNC users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/tigervnc-1.7.1'