CVE-2026-58695 Google CVE debrief

Who should care

Defenders and system administrators responsible for Google Android systems should assess their exposure and prioritize verifying and applying patches from Google. They should also review compensating controls for exposed systems, monitor for potential exploitation attempts, and track exceptions and retest remediated assets. Additionally, they should confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Why it matters

CVE-2026-58695 is a high-severity vulnerability in phy_power.c that could lead to local escalation of privilege with System execution privileges needed. Defenders should prioritize verifying and applying patches from Google, assessing System execution privileges, and monitoring for potential exploitation attempts.

• Verify and apply patches from Google to prevent potential exploitation
• Assess System execution privileges to limit potential damage
• Monitor for potential exploitation attempts to detect potential attacks

Technical summary

A high-severity vulnerability was found in the gmc_phy_lp3_exit_restore_registers function of phy_power.c, which could lead to local escalation of privilege with System execution privileges needed. The vulnerability's technical details are limited, but its high CVSS score of 7.8 indicates its potential for severe impact. Defenders should prioritize verifying and applying patches from Google and assessing System execution privileges to limit potential damage. The official CVE Program record and NIST NVD detail page provide additional technical context.

Defensive priority

Defenders should prioritize verifying and applying patches from Google, assessing System execution privileges, and monitoring for potential exploitation attempts.

Recommended defensive actions

• Verify and apply patches from Google
• Assess System execution privileges
• Monitor for potential exploitation attempts
• Review compensating controls for exposed systems
• Check relevant monitoring, detection, and logs for exposed assets
• Track exceptions and retest remediated assets
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its high CVSS score of 7.8 and potential for local escalation of privilege. The official CVE Program record and NIST NVD detail page offer source-provided CVE metadata and source-specific vulnerability assessments. However, the scope of affected products and components is not explicitly stated, and defenders should verify this information with Google. The vendor advisory provides additional context for affected deployments.

Sources and 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.