CVE-2017-8067

Description

drivers/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.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.11%
Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2017/04/16/4 mailing list third party advisory patch
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c4baad50297d84bde1a7ad45e50c73adae4a2192 patch vendor advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.12 release notes vendor advisory
http://www.securityfocus.com/bid/97997 vdb entry third party advisory
https://github.com/torvalds/linux/commit/c4baad50297d84bde1a7ad45e50c73adae4a2192 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2017-8067?
CVE-2017-8067 has been scored as a high severity vulnerability.
How to fix CVE-2017-8067?
To fix CVE-2017-8067, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-8067 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-8067 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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