CVE-2020-0423
HIGH 7.8EPSS 0.5%
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
- Affected
- Android
- CVSS v3.1 NVD
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 7.2 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C - EPSS
- 0.50% chance of exploitation in the next 30 days, 42nd percentile
- Published
- 2020-10-14
- Updated
- 2024-08-04
Proof-of-concept exploits (3)
- Stoobyy/Kyocera-A101BM-Exploitation5★ · 2026-10-07
- sparrow-labz/CVE-2020-04235★ · 2025-04-14
- wired0ut/CVE-2020-04230★ · 2026-06-20
Security advisories
- https://source.android.com/security/bulletin/2020-10-01
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html