Out-of-bounds write in Android lets local users escalate privileges
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Google Android versions from 14, 15, 16, 16-qpr2 and 17 are affected. An incorrect bounds check in multiple locations allows an out-of-bounds write (CWE-119). A local user with low privileges can escalate privileges without user interaction.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
In multiple locations, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Android | 17; 16-qpr2; 16; 15; 14 | — | No fix listed | CNA |
- Android VendorGoogle Affected 17; 16-qpr2; 16; 15; 14 Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:* | 14.0 | Vulnerable | |
| cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:* | 15.0 | Vulnerable | |
| cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:* | 16.0 | Vulnerable | |
| cpe:2.3:o:google:android:16.0:qpr2:*:*:*:*:*:* | 16.0 qpr2 | Vulnerable | |
| cpe:2.3:o:google:android:17.0:-:*:*:*:*:*:* | 17.0 | Vulnerable |
- cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:* Versions 14.0 Vulnerable ·Google
- cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·Google
- cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:* Versions 16.0 Vulnerable ·Google
- cpe:2.3:o:google:android:16.0:qpr2:*:*:*:*:*:* Versions 16.0 qpr2 Vulnerable ·Google
- cpe:2.3:o:google:android:17.0:-:*:*:*:*:*:* Versions 17.0 Vulnerable ·Google
Remediation
The sources list no fixed version for Android.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-05 Threatist record created from CVE-2026-58815
- 2026-10-05 CVSS score added · CISA ADP
- 2026-10-05 Weakness changed · CISA ADP
- 2026-10-05 CISA SSVC decision points changed
- 2026-10-06 CISA SSVC decision points changed
- 2026-10-06 Alias added: GHSA-pw27-xg5h-q7h3
References
More Google Android vulnerabilities
- TI-2026-42236 Improper authorization in Google Android KEVCVSS 3.1HIGH 8.8
- TI-2025-30821 Use after free in Google Android KEVCVSS 3.1HIGH 8.8
- TI-2023-17777 Improper privilege management in Google Android KEVCVSS 3.1HIGH 8.8
- TI-2025-30872 Integer overflow in Google Android KEVCVSS 3.1HIGH 8.4
- TI-2024-21766 there is a possible way to bypass due to a logic error in the code. KEVCVSS 3.1HIGH 8.1
- TI-2025-30849 Missing authentication in Google Android KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2026-58815 · CVE Program
- CVE-2026-58815 · NVD
- FIRST EPSS
- GHSA-pw27-xg5h-q7h3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences