CVE-2026-56997: Elevation of privilege in Google Android
In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
AI Analysis
Technical Summary
This vulnerability in Google Android involves an out-of-bounds write caused by a missing bounds check in the Av1DecodeFrameTag function of the vp9hwd_headers.cc source file. The flaw could allow an attacker to escalate privileges remotely without needing any prior execution privileges or user interaction. The vulnerability was published in 2026 and assigned CVE-2026-56997. No CVSS score or patch information is currently provided.
Potential Impact
Successful exploitation could allow an attacker to elevate privileges on the affected Android device remotely, potentially gaining higher-level access than intended by the system's security model. No additional execution privileges or user interaction are required for exploitation, increasing the risk of automated or remote attacks.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
CVE-2026-56997: Elevation of privilege in Google Android
Description
In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
CVSS v3.1
Score 8.8high
Affected software
Android
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Android involves an out-of-bounds write caused by a missing bounds check in the Av1DecodeFrameTag function of the vp9hwd_headers.cc source file. The flaw could allow an attacker to escalate privileges remotely without needing any prior execution privileges or user interaction. The vulnerability was published in 2026 and assigned CVE-2026-56997. No CVSS score or patch information is currently provided.
Potential Impact
Successful exploitation could allow an attacker to elevate privileges on the affected Android device remotely, potentially gaining higher-level access than intended by the system's security model. No additional execution privileges or user interaction are required for exploitation, increasing the risk of automated or remote attacks.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Google_Devices
- Date Reserved
- 2026-06-23T16:23:34.034Z
- State
- PUBLISHED
Threat ID: 6aa992cb55bf5e2cf53bfb15
Added to database: 09/15/2026, 18:47:39 UTC
Last enriched: 09/15/2026, 19:02:20 UTC
Last updated: 09/16/2026, 03:17:27 UTC
Views: 9
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.