CVE-2020-0423

In binder_release_work of binder.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-161151868References: N/A

CVSS v3.1

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

0.51% chance of exploitation in the next 30 days, 41th percentile

Published

2020-10-14

Updated

2024-08-04

Proof-of-concept exploits (3)

• Stoobyy/Kyocera-A101BM-Exploitation3★ · 2025-12-09
• sparrow-labz/CVE-2020-04235★ · 2025-04-14
• wired0ut/CVE-2020-0423

References

• CVE Record
• NVD entry

Related

• CVE-2019-2215
• CVE-2021-1965
• CVE-2020-11179
• CVE-2012-6422
• CVE-2020-0421
• CVE-2020-0439