CVE-2017-6317 : Memory leak in the add_shader_program function in vrend

Memory leak in the add_shader_program function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (host memory consumption) via vectors involving the sprog variable.

Published 2017-03-15 14:59:01

Updated 2019-10-03 00:03:26

Source MITRE

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2017-6317

Virglrenderer Project » Virglrenderer
Versions up to, including, (<=) 0.5.0
cpe:2.3:a:virglrenderer_project:virglrenderer:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2017-6317

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 14 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2017-6317

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.9	MEDIUM	AV:L/AC:L/Au:N/C:N/I:N/A:C	3.9	6.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Complete
6.5	MEDIUM	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H	2.0	4.0	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Changed Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2017-6317

CWE-772 Missing Release of Resource after Effective Lifetime

The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2017-6317

https://security.gentoo.org/glsa/201707-06

virglrenderer: Multiple vulnerabilities (GLSA 201707-06) — Gentoo security

CVEs referencing this url
https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html

[virglrenderer-devel] [ANNOUNCE] virglrenderer 0.6.0
Patch

CVEs referencing this url
https://cgit.freedesktop.org/virglrenderer/commit/?id=a2f12a1b0f95b13b6f8dc3d05d7b74b4386394e4

virglrenderer - VirGL virtual OpenGL renderer (mirrored from https://gitlab.freedesktop.org/virgl/virglrenderer)
Patch
http://www.openwall.com/lists/oss-security/2017/02/24/5

oss-security - CVE-2017-6317 Virglrenderer: memory leakage issue in add_shader_program
Mailing List;Patch
http://www.securityfocus.com/bid/96450

Virglrenderer CVE-2017-6317 Denial of Service Vulnerability
Third Party Advisory;VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1426756

1426756 – (CVE-2017-6317) CVE-2017-6317 Virglrenderer: memory leak in add_shader_program()
Issue Tracking;Patch

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Vulnerability Details : CVE-2017-6317

Products affected by CVE-2017-6317

Exploit prediction scoring system (EPSS) score for CVE-2017-6317

CVSS scores for CVE-2017-6317

CWE ids for CVE-2017-6317

References for CVE-2017-6317