CVE-2019-18390

moderate-risk
Published 2019-12-23

An out-of-bounds read in the vrend_blit_need_swizzle function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via VIRGL_CCMD_BLIT commands.

Do I need to act?

-
0.11% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.1/10 High
LOCAL / LOW complexity

Affected Products (4)

Affected Vendors

Debian Redhat Opensuse Virglrenderer Project

References (12)

Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html
Third Party Advisory https://access.redhat.com/security/cve/cve-2019-18390
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1765584
Patch https://gitlab.freedesktop.org/virgl/virglrenderer/commit/24f67de7a9088a873844a3...
Third Party Advisory https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?comm...
Mailing List https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html
Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html
Third Party Advisory https://access.redhat.com/security/cve/cve-2019-18390
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1765584
Patch https://gitlab.freedesktop.org/virgl/virglrenderer/commit/24f67de7a9088a873844a3...
Third Party Advisory https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?comm...
Mailing List https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html
32
/ 100
moderate-risk
Severity 22/34 · High
Exploitability 0/34 · Minimal
Exposure 10/34 · Low