Vulnerability Details : CVE-2017-5993
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.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2017-5993
Probability of exploitation activity in the next 30 days: 0.06%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 25 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-5993
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 |
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 |
CWE ids for CVE-2017-5993
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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-2017-5993
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https://security.gentoo.org/glsa/201707-06
virglrenderer: Multiple vulnerabilities (GLSA 201707-06) — Gentoo security
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https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html
[virglrenderer-devel] [ANNOUNCE] virglrenderer 0.6.0Patch;Release Notes
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https://cgit.freedesktop.org/virglrenderer/commit/?id=6eb13f7a2dcf391ec9e19b4c2a79e68305f63c22
virglrenderer - VirGL virtual OpenGL renderer (mirrored from https://gitlab.freedesktop.org/virgl/virglrenderer)Patch
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http://www.openwall.com/lists/oss-security/2017/02/15/7
oss-security - CVE-2017-5993 Virglrenderer: host memory leakage when initialising blitter contextMailing List;Patch
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https://bugzilla.redhat.com/show_bug.cgi?id=1422438
1422438 – (CVE-2017-5993) CVE-2017-5993 Virglrenderer: host memory leakage when initialising blitter contextIssue Tracking;Patch
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http://www.securityfocus.com/bid/96275
Virglrenderer CVE-2017-5993 Denial of Service VulnerabilityThird Party Advisory;VDB Entry
Products affected by CVE-2017-5993
- cpe:2.3:a:virglrenderer_project:virglrenderer:*:*:*:*:*:*:*:*