CVE-2019-15690

Publication date 31 December 2019

Last updated 29 January 2025

Ubuntu priority

Medium

Why this priority?

LibVNCServer 0.9.12 release and earlier contains heap buffer overflow vulnerability within the HandleCursorShape() function in libvncclient/cursor.c. An attacker sends cursor shapes with specially crafted dimensions, which can result in remote code execution.

Status

Package Ubuntu Release Status
libvncserver 24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Fixed 0.9.12+dfsg-9ubuntu0.1
19.10 eoan
Fixed 0.9.11+dfsg-1.3ubuntu0.1
18.04 LTS bionic
Fixed 0.9.11+dfsg-1ubuntu1.2
16.04 LTS xenial
Fixed 0.9.10+dfsg-3ubuntu0.16.04.4
14.04 LTS trusty Not in release
x11vnc 24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic Ignored end of life, was needed
23.04 lunar Ignored end of life, was needed
22.10 kinetic Ignored end of life, was needed
22.04 LTS jammy
Not affected
21.10 impish Ignored end of life
21.04 hirsute Ignored end of life
20.10 groovy Ignored end of life
20.04 LTS focal
Needs evaluation
19.10 eoan Ignored end of life
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Ignored end of ESM support, was needed

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
libvncserver

References

Related Ubuntu Security Notices (USN)

    • USN-4407-1
    • LibVNCServer vulnerabilities
    • 1 July 2020

Other references