CVE-2022-20421

In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel

CVSS v3.1

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

EPSS

0.67% chance of exploitation in the next 30 days, 50th percentile

Published

2022-10-11

Updated

2024-08-03

Proof-of-concept exploits (2)

• 0xkol/badspin293★ · 2023-05-27
• 93ir88/HonorX8Root2

References

• CVE Record
• NVD entry

Related

• CVE-2020-11896
• CVE-2020-7461
• CVE-2024-0044
• CVE-2022-2042
• CVE-2022-20452
• CVE-2022-20413