CVE-2020-0420 — Improper Locking in Google Android

CWE-667 — Improper LockingCWE-787 — Out-of-bounds WriteCWE-862 — Missing Authorization5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 98.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks NativeGoogle Android
Timeline
PublishedOct 14
Latest updateMay 24

Description

In setUpdatableDriverPath of GpuService.cpp, there is a possible memory corruption due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-162383705

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-11
▶NVDgoogle/android11.0
▶Androidplatform/frameworks_native11:0 — 11:2020-10-01

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-8cwg-3mf2-hg4c: In setUpdatableDriverPath of GpuService↗2022-05-24
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CVEList
CVE-2020-0420: In setUpdatableDriverPath of GpuService↗2020-10-14
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OSV
CVE-2020-0420: In setUpdatableDriverPath of GpuService↗2020-10-01
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📋Vendor Advisories

1
Android
CVE-2020-0420: Android Security Bulletin 2020-10-01 CVE: CVE-2020-0420 Severity: HIGH Type: EoP Affected AOSP versions: 11 References: A-162383705↗2020-10-01
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CVE-2020-0420 — Improper Locking in Google Android | cvebase