Description
gtk-vnc 0.4.2 and older doesn't check framebuffer boundaries correctly when updating framebuffer which may lead to memory corruption when rendering
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | gtk-vnc | 0.4.3-1 | — |
| Debian 13 | gtk-vnc | 0.4.3-1 | — |
| Debian 12 | gtk-vnc | 0.4.3-1 | — |