CVE-2017-18222 Information

Description

In the Linux kernel before 4.12 Hisilicon Network Subsystem (HNS) does not consider the ETH_SS_PRIV_FLAGS case when retrieving sset_count data which allows local users to cause a denial of service (buffer overflow and memory corruption) or possibly have unspecified other impact as demonstrated by incompatibility between hns_get_sset_count and ethtool_get_strings.

CVSS Vector

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

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=412b65d15a7f8a93794653968308fc100f2aa87c http://www.securityfocus.com/bid/103349 https://github.com/torvalds/linux/commit/412b65d15a7f8a93794653968308fc100f2aa87c https://usn.ubuntu.com/3654-1/ https://usn.ubuntu.com/3654-2/ https://usn.ubuntu.com/3656-1/ https://www.debian.org/security/2018/dsa-4188

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8