CVE-2017-7294
HighThe vmw_surface_define_ioctl function in drivers/gpu/drm/vmwgfx/vmwgfx_surface.c in the Linux kernel through 4.10.6 does not validate addition of certain levels data, which allows local users to trigger an integer overflow and out-of-bounds write, and cause a denial of service (system hang or crash) or possibly gain privileges, via a crafted ioctl call for a /dev/dri/renderD* device.
CVSS 3.1 score
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type
CWE-190CVE-2017-7294 is a Integer Overflow vulnerability
What is Integer Overflow?
The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2017-7294 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Securityfocushttp://www.securityfocus.com/bid/97177Third Party Advisory VDB Entry
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Third Party Advisory
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Third Party Advisory
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PatchKernel patch commithttps://bugzilla.redhat.com/show_bug.cgi?id=1436798
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PatchKernel patch commithttps://lists.freedesktop.org/archives/dri-devel/2017-March/137094.html
Frequently asked questions
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What is CVE-2017-7294?
CVE-2017-7294 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2017-7294 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2017-7294?
CVE-2017-7294 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. -
Is there a patch available for CVE-2017-7294?
No patch is currently available for CVE-2017-7294. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2017-7294 actively exploited?
No — CVE-2017-7294 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
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What is Integer Overflow (CWE-190)?
The product performs a calculation that can produce an integer overflow, leading to unexpected values. View CWE-190 on MITRE CWE →