CVE-2015-9016 Information

Description

In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.

CVSS Vector

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

Reference

https://github.com/torvalds/linux/commit/0048b4837affd153897ed1222283492070027aa9 https://source.android.com/security/bulletin/2018-02-01 https://www.debian.org/security/2018/dsa-4187

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.0