CVE-2019-18389

NameCVE-2019-18389
DescriptionA heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service, or QEMU guest-to-host escape and code execution, via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs946942

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
virglrenderer (PTS)buster0.7.0-2vulnerable
bullseye, sid0.8.2-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
virglrenderersource(unstable)0.8.1-1946942

Notes

[buster] - virglrenderer <no-dsa> (Minor issue)
https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314
https://gitlab.freedesktop.org/virgl/virglrenderer/commit/cbc8d8b75be360236cada63784046688aeb6d921

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