Use After Free in Google Android
CVE-2021-0303
In dispatchGraphTerminationMessage() of packages/services/Car/computepipe/runner/graph/StreamSetObserver.cpp, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-11; Android ID: A-170407229.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (1.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Google Android — versions 11.0
- Android — versions Android-11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- source.android.com/security/bulletin/2021-01-01 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-0303?
- CVE-2021-0303 is a high-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2021-01-11.
- How severe is CVE-2021-0303?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2021-0303 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.