Information disclosure in Google Android - CVE-2019-9455

Vulnerability identifier: #VU35560

CSH Severity: Low

CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-9455

CWE-ID: CWE-200

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local privileged user to gain access to sensitive information.

In the Android kernel in the video driver there is a kernel pointer leak due to a WARN_ON statement. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.

Google Android
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for ARM 64
kernel (Red Hat package)

Install update from vendor's website.

kernel (Red Hat package) - update to 4.18.0-240.el8

• http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
• https://source.android.com/security/bulletin/pixel/2019-09-01

• Information disclosure in Google, Google Android
• Red Hat Enterprise Linux 8 update for kernel