SB2016080607 - Information exposure in Linux kernel

Description

This security bulletin contains information about 1 vulnerability.

1) Information exposure (CVE-ID: CVE-2014-9900)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

The vulnerability allows a local non-authenticated attacker to gain access to sensitive information.

The ethtool_get_wol function in net/core/ethtool.c in the Linux kernel through 4.7, as used in Android before 2016-08-05 on Nexus 5 and 7 (2013) devices, does not initialize a certain data structure, which allows local users to obtain sensitive information via a crafted application, aka Android internal bug 28803952 and Qualcomm internal bug CR570754.

Remediation

Install update from vendor's website.

References

• http://source.android.com/security/bulletin/2016-08-01.html
• http://www.securityfocus.com/bid/92222
• https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=63c317dbee97983004dffdd9f742a20d17150071