CVE-2017-14991

medium

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.

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3e0097499839e0fe3af380410eababe5a47c4cf9

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.4

http://www.securityfocus.com/bid/101187

https://github.com/torvalds/linux/commit/3e0097499839e0fe3af380410eababe5a47c4cf9

https://usn.ubuntu.com/3754-1/

Details

Source: MITRE

Published: 2017-10-04

Updated: 2018-08-24

Type: CWE-200

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM