CVE-2017-5993

low-risk
Published 2017-03-15

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.

Do I need to act?

-
0.07% 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
6
CVSS 6.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Virglrenderer Project

References (12)

Mailing List http://www.openwall.com/lists/oss-security/2017/02/15/7
Third Party Advisory http://www.securityfocus.com/bid/96275
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1422438
Patch https://cgit.freedesktop.org/virglrenderer/commit/?id=6eb13f7a2dcf391ec9e19b4c2a...
Patch https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145....
https://security.gentoo.org/glsa/201707-06
Mailing List http://www.openwall.com/lists/oss-security/2017/02/15/7
Third Party Advisory http://www.securityfocus.com/bid/96275
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1422438
Patch https://cgit.freedesktop.org/virglrenderer/commit/?id=6eb13f7a2dcf391ec9e19b4c2a...
Patch https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145....
https://security.gentoo.org/glsa/201707-06
26
/ 100
low-risk
Severity 21/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal