CVE-2017-5937

MEDIUM

Virglrenderer < 0.5.0 - NULL Pointer Dereference

Title source: rule

Description

The util_format_is_pure_uint function in vrend_renderer.c in Virgil 3d project (aka virglrenderer) 0.6.0 and earlier allows local guest OS users to cause a denial of service (NULL pointer dereference) via a crafted VIRGL_CCMD_CLEAR command.

References (4)

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2017/02/09/4

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/96180

[Issue Tracking, Patch, Third Party Advisory, VDB Entry] https://bugzilla.redhat.com/show_bug.cgi?id=1420246

[Patch, Third Party Advisory] https://cgit.freedesktop.org/virglrenderer/commit/?id=48f67f60967f963b698ec8df57ec6912a43d6282

Scores

CVSS v3 6.5

EPSS 0.0009

EPSS Percentile 25.6%

Attack Vector LOCAL

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Classification

CWE

CWE-476

Status published

Affected Products (2)

virglrenderer_project/virglrenderer < 0.5.0

n/a/n/a

Timeline

Published Mar 15, 2017

Tracked Since Feb 18, 2026