CVE-2017-8067
Highdrivers/char/virtio_console.c in the Linux kernel 4.9.x and 4.10.x before 4.10.12 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash or memory corruption) or possibly have unspecified other impact by leveraging use of more than one virtual page for a DMA scatterlist.
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-787CVE-2017-8067 is a Out-of-bounds Write vulnerability
What is Out-of-bounds Write?
The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2017-8067 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Release Notes Vendor Advisory
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Securityfocushttp://www.securityfocus.com/bid/97997Third Party Advisory VDB Entry
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PatchKernel patch commithttp://www.openwall.com/lists/oss-security/2017/04/16/4
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PatchKernel patch commithttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c4baad50297d84bde1a7ad45e50c73adae4a2192
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PatchKernel patch commithttps://github.com/torvalds/linux/commit/c4baad50297d84bde1a7ad45e50c73adae4a2192
Frequently asked questions
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What is CVE-2017-8067?
CVE-2017-8067 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . CVE-2017-8067 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-2017-8067?
CVE-2017-8067 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-2017-8067?
No patch is currently available for CVE-2017-8067. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2017-8067 actively exploited?
No — CVE-2017-8067 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 Out-of-bounds Write (CWE-787)?
The product writes data past the end or before the beginning of the intended buffer. View CWE-787 on MITRE CWE →