CVE-2016-9942
Critical
Description
Heap-based buffer overflow in ultra.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message with the Ultra type tile, such that the LZO payload decompressed length exceeds what is specified by the tile dimensions.
SeverityCritical
CVSS9.8
Exploit probability—
ProductLibvncserver
PublishedDec 31, 2016
First seenDec 31, 2016
How to fix
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libvncserver_project libvncserver | 0.9.10 | — |
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