In rcu_cblist_dequeue of rcu_segcblist.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-222091980References: Upstream kernel
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://source.android.com/security/bulletin/pixel/2022-06-01 Vendor Advisory
- https://source.android.com/security/bulletin/pixel/2022-06-01 Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 6.7 · googleNVD modified 2026-10-08 22:17
Affected (CPE criteria) 1
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
References 2
- https://source.android.com/security/bulletin/pixel/2022-06-01 Vendor Advisory
- https://source.android.com/security/bulletin/pixel/2022-06-01 Vendor Advisory