Description
Memory leak in the vrend_create_vertex_elements_state function in vrend_renderer.c in virglrenderer allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRGL_OBJECT_VERTEX_ELEMENTS commands.
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 | virglrenderer | 0.6.0-2 | — |
| Debian 13 | virglrenderer | 0.6.0-2 | — |
| Debian 12 | virglrenderer | 0.6.0-2 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | virglrenderer | 0.5.0-11.1 | SUSE-SU-2017:0798-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP2 | virglrenderer | 0.5.0-11.1 | SUSE-SU-2017:0798-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | virglrenderer | 0.9.1-1.3 | openSUSE-SU-2024:11499-1 |
Advisories 2
- openSUSE-SU-2024:11499-1 libvirglrenderer1-0.9.1-1.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0798-1 Security update for virglrenderer SUSE / openSUSE Security Updates · Feb 4, 2026
References
- [oss-security] 20170301 CVE-2017-6386 Virglrenderer: memory leakage while in vrend_create_vertex_elements_state mailing-list
- GLSA-201707-06 vendor-advisory
- https://cgit.freedesktop.org/virglrenderer/commit/?id=737c3350850ca4dbc5633b3bdb4118176ce59920
- 96506 vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1427472