high7.8
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.
Impact
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
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Android | All versions | |
| Debian | Debian Linux | Versions 10.0, 11.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
- https://source.android.com/security/bulletin/2022-10-01
- https://www.debian.org/security/2022/dsa-5257
- https://cert-portal.siemens.com/productcert/html/ssa-770721.html
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
- https://cert-portal.siemens.com/productcert/html/ssa-831302.html