Vulnerability Monitor

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CVE-2017-6355

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.5, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 1 product from freedesktop organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2017, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2017-03-10T02:59:00.383

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-190

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	freedesktop	virglrenderer	≤ 0.5.0	Yes

References

http://www.openwall.com/lists/oss-security/2017/02/27/3 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/96460 Third Party Advisory, VDB Entry ([email protected])
https://cgit.freedesktop.org/virglrenderer/commit/?id=93761787b29f37fa627dea9082cdfc1a1ec608d6 Patch, Third Party Advisory, Vendor Advisory ([email protected])
https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html Patch, Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/201707-06 ([email protected])
http://www.openwall.com/lists/oss-security/2017/02/27/3 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/96460 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://cgit.freedesktop.org/virglrenderer/commit/?id=93761787b29f37fa627dea9082cdfc1a1ec608d6 Patch, Third Party Advisory, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201707-06 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For freedesktop's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.