CVE-2018-5873 Information

Description

An issue was discovered in the __ns_get_path function in fs/nsfs.c in the Linux kernel before 4.11. Due to a race condition when accessing files a Use After Free condition can occur. This also affects all Android releases from CAF using the Linux kernel (Android for MSM Firefox OS for MSM QRD Android) before security patch level 2018-07-05.

CVSS Vector

CVSS:3.0/AV:L/AC:H/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=073c516ff73557a8f7315066856c04b50383ac34 https://github.com/torvalds/linux/commit/073c516ff73557a8f7315066856c04b50383ac34 https://source.android.com/security/bulletin/2018-07-01 https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=34742aaf7cb16c95edba4a7afed6d2c4fa7e434b https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletin

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