In do_fault_around of memory.c, there is a possible use after free due to a logic error in the code.

Summary

In do_fault_around of memory.c, there is a possible use after free due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Remediation

1. Inventory every Google Android deployment, including staging.
2. No fixed version appears in the public sources yet. Check the references below and the vendor directly.

References

• Referencehttps://android.googlesource.com/kernel/common/+/27d9c79c71ceaaee3c31337658a699364ec7d833
• Referencehttps://android.googlesource.com/kernel/common/+/019d909caeb85547b9aed2beea73101ea73b958f
• Referencehttps://source.android.com/docs/security/bulletin/2026/2026-11-01