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CVE-2017-5993

Date: March 15, 2017

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.

Language: C

Severity Score

Related Resources (8)

https://bugzilla.redhat.com/show_bug.cgi?id=1422438
https://security.gentoo.org/glsa/201707-06
https://nvd.nist.gov/vuln/detail/CVE-2017-5993
http://www.openwall.com/lists/oss-security/2017/02/15/7
https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html
https://cgit.freedesktop.org/virglrenderer/commit/?id=6eb13f7a2dcf391ec9e19b4c2a79e68305f63c22
http://www.securityfocus.com/bid/96275
https://www.mend.io/vulnerability-database/CVE-2017-5993

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

Missing Release of Resource after Effective Lifetime

CWE-772

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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