CVE-2026-77178 Affecting virtualbox package, versions <7.2.8-dfsg-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-VIRTUALBOX-20572451
- published10 Oct 2026
- disclosed6 Oct 2026
Introduced: 6 Oct 2026
NewCVE-2026-77178 (opens in a new tab)How to fix?
Upgrade Debian:unstable virtualbox to version 7.2.8-dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream virtualbox package and not the virtualbox package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
Oracle VM VirtualBox before 7.2.8 allows guest OS users to cause an out-of-bounds write in the host OS in pcnetReceiveNoSync in DevPCNet.cpp in the PCNet (Am79C970A) network device model.