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PatchSiren cyber security CVE debrief

CVE-2026-56914 Google CVE debrief

A use-after-free vulnerability exists in multiple locations due to improper locking, potentially allowing local privilege escalation without additional execution privileges needed. This issue could lead to unexpected behavior or crashes if exploited, emphasizing the need for immediate attention from Android system administrators and security teams. They should assess exposure and prioritize patching, especially for systems handling sensitive data or in high-risk environments. The vulnerability's impact is heightened by its potential for local privilege escalation, which requires no additional execution privileges.

Vendor
Google
Product
Android
CVSS
HIGH 8.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-15
Original CVE updated
2026-09-21
Advisory published
2026-09-15
Advisory updated
2026-09-21

Who should care

Android system administrators, security teams, and developers handling sensitive data or in high-risk environments should assess exposure and prioritize patching.

Why it matters

CVE-2026-56914 is a high-severity vulnerability in Android that could allow local privilege escalation. Android system administrators and security teams should assess exposure and prioritize patching, especially for systems handling sensitive data or in high-risk environments.

  • Local privilege escalation potential requires immediate attention from Android system administrators and security teams.
  • The vulnerability's use-after-free nature could lead to unexpected behavior or crashes if exploited.
  • Patching is crucial to prevent potential exploitation attempts, especially in high-risk environments.

Technical summary

A use-after-free vulnerability exists in multiple locations due to improper locking, potentially allowing local privilege escalation without additional execution privileges needed. This issue is particularly concerning for Android systems, especially those handling sensitive data or in high-risk environments. The vulnerability's technical details indicate a high-severity issue that requires immediate attention and patching to prevent potential exploitation attempts.

Defensive priority

Assess exposure and prioritize patching for Android systems, especially those handling sensitive data or in high-risk environments.

Recommended defensive actions

  • Assess exposure and prioritize patching for Android systems, especially those handling sensitive data or in high-risk environments.
  • Review and apply vendor-provided patches for the affected Android versions.
  • Monitor systems for potential exploitation attempts.

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its CVSS score of 8.4 and potential impact on Android systems. The vulnerability is confirmed to exist in multiple locations due to improper locking, which could lead to local privilege escalation. Android system administrators and security teams should verify the affected scope and apply patches or mitigations as recommended by the vendor. Evidence is limited to CVE and NVD details; further verification is

Sources and references

Verified primary and authoritative sources

  • CVE-2026-56914 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-56914

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-56914 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-56914

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.