CVE-2017-14991

Description

The sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4 allows local users to obtain sensitive information from uninitialized kernel heap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory ubuntu.com Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.4 release notes vendor advisory
https://github.com/torvalds/linux/commit/3e0097499839e0fe3af380410eababe5a47c4cf9 patch third party advisory issue tracking
http://www.securityfocus.com/bid/101187 third party advisory vdb entry
https://usn.ubuntu.com/3754-1/ vendor advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3e0097499839e0fe3af380410eababe5a47c4cf9 patch third party advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2017-14991?
CVE-2017-14991 has been scored as a medium severity vulnerability.
How to fix CVE-2017-14991?
To fix CVE-2017-14991, 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-2017-14991 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-14991 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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