CVE-2026-55365 Google CVE debrief

Who should care

System administrators and security teams responsible for managing and securing systems that use the affected remap.c functions should prioritize patching this vulnerability to prevent potential local privilege escalation attacks.

Why it matters

CVE-2026-55365 is a local privilege escalation vulnerability in remap.c that requires System execution privileges to exploit. Defenders should prioritize patching and monitoring system logs to prevent potential attacks.

• Local privilege escalation attacks could lead to unauthorized access to sensitive data and system compromise.
• System administrators and security teams must verify patch deployment and monitor system logs for potential exploitation attempts.
• The vulnerability requires System execution privileges, limiting the attack surface but still posing a significant risk.

Technical summary

The vulnerability exists in multiple functions of remap.c due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. The affected product context is remap.c. The defensive impact is that system administrators and security teams should prioritize patching this vulnerability to prevent potential local privilege escalation attacks.

Defensive priority

System administrators and security teams should prioritize patching this vulnerability to prevent potential local privilege escalation attacks.

Recommended defensive actions

• Patch vulnerable systems
• Review system logs for potential exploitation attempts
• Implement additional security controls to prevent local privilege escalation attacks

Evidence notes

The vulnerability is described in the CVE record and NVD vulnerability detail page. The source reference from Google provides additional information about the vulnerability.

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.