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[ CVE-2025-48543 · Published 4 Sep 2025 ]

Android Runtime Use-After-Free Vulnerability

Exploited · CISA KEV CVSS 8.8 EPSS <1%Fix available

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2025-09-04

[ Description ]Official description

In multiple locations, there is a possible way to escape chrome sandbox to attack android system_server 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.

CISA: Android Runtime contains a use-after-free vulnerability potentially allowing a chrome sandbox escape leading to local privilege escalation.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 25 Sep 2025): Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

[ References ]References