CVE-2017-5993

MEDIUM

Virglrenderer < 0.5.0 - Resource Leak

Title source: rule

Description

Memory leak in the vrend_renderer_init_blit_ctx function in vrend_blitter.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRGL_CCMD_BLIT commands.

References (6)

[Mailing List, Patch] http://www.openwall.com/lists/oss-security/2017/02/15/7

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/96275

[Issue Tracking, Patch] https://bugzilla.redhat.com/show_bug.cgi?id=1422438

[Patch] https://cgit.freedesktop.org/virglrenderer/commit/?id=6eb13f7a2dcf391ec9e19b4c2a79e68305f63c22

[Patch, Release Notes] https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html

[Third Party Advisory] https://security.gentoo.org/glsa/201707-06

Scores

CVSS v3 6.5

EPSS 0.0007

EPSS Percentile 20.4%

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-772

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