Out-of-bounds write in Google Android - CVE-2020-0470

Vulnerability identifier: #VU76664

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-0470

CWE-ID: CWE-787

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to a boundary error within the extend_frame_highbd() function in restoration.c in Media framework. A remote attacker can trick the victim to open a specially crafted file, trigger an out-of-bounds write and gain access to sensitive information.

Google Android
SUSE Linux Enterprise Real Time 15
openSUSE Leap
libaom0-debuginfo
libaom0
libaom0-32bit-debuginfo
libaom0-32bit
libaom-debugsource

Install updates from vendor's website.

Google Android - addressed in versions 10 2020-12-01, 11 2020-12-01
libaom0-debuginfo - update to 1.0.0-150200.3.15.1
libaom0 - update to 1.0.0-150200.3.15.1
libaom0-32bit-debuginfo - update to 1.0.0-150200.3.15.1
libaom0-32bit - update to 1.0.0-150200.3.15.1
libaom-debugsource - update to 1.0.0-150200.3.15.1

• https://source.android.com/security/bulletin/2020-12-01
• https://android.googlesource.com/platform/external/libaom/+/816f15265cb89a02d7ce4b657de277828e71a4b1

• SUSE update for libaom