CVE-2025-32318
Published: 05 September 2025
Summary
CVE-2025-32318 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Google Android. Its CVSS base score is 8.8 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Privilege Escalation (T1068); ranked at the 34.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 SI-16 (Memory Protection) and SI-2 (Flaw Remediation).
Deeper analysis
CVE-2025-32318 is a heap buffer overflow vulnerability in the Skia graphics library that can result in an out-of-bounds write. Published on 2025-09-05, it is tracked under CWE-122 and affects Skia, a component integrated into Android as detailed in the Android security bulletin for Android 16.
The vulnerability has a CVSS v3.1 base score of 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H), indicating it is exploitable over the network with low complexity by an attacker possessing low privileges, without requiring user interaction. Successful exploitation could lead to remote escalation of privilege, with no additional execution privileges needed, potentially granting high impacts on confidentiality, integrity, and availability.
The Android security bulletin at https://source.android.com/security/bulletin/android-16 provides details on patches and mitigation for affected Android versions.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-27013
Vulnerability details
In Skia, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Heap buffer overflow enabling remote privilege escalation directly matches Exploitation for Privilege Escalation (T1068).
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Directly mitigates CVE-2025-32318 by requiring timely patching of the heap buffer overflow vulnerability in the Skia library as detailed in the Android security bulletin.
Implements memory protection mechanisms such as address space layout randomization and data execution prevention to block exploitation of the out-of-bounds write in Skia.
Enables vulnerability scanning to identify the presence of CVE-2025-32318 in Skia components, supporting proactive remediation efforts.