What’s Vulnerable › Vulnerabilities

CVE-2017-6386

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-03-15 · updated 2026-06-17
• Weakness: CWE-772

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.

Affected products

• Virglrenderer Project Virglrenderer: before 0.8.0 — fixed in 0.8.0

How to fix

Upgrade to a fixed version: Virglrenderer Project Virglrenderer 0.8.0. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2017/03/01/7
• http://www.securityfocus.com/bid/96506
• https://bugzilla.redhat.com/show_bug.cgi?id=1427472
• https://cgit.freedesktop.org/virglrenderer/commit/?id=737c3350850ca4dbc5633b3bdb4118176ce59920
• https://security.gentoo.org/glsa/201707-06
• http://www.openwall.com/lists/oss-security/2017/03/01/7
• http://www.securityfocus.com/bid/96506
• https://bugzilla.redhat.com/show_bug.cgi?id=1427472
• https://cgit.freedesktop.org/virglrenderer/commit/?id=737c3350850ca4dbc5633b3bdb4118176ce59920
• https://security.gentoo.org/glsa/201707-06

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