CVE-2026-56879 — MEDIUM (6.7)

Vulnerability Description

In gmc_mb_msg_handler of gmc_mba.c, there is a possible memory corruption due to a confused deputy. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-441

References

https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01

FAQ

What is CVE-2026-56879?

CVE-2026-56879 is a vulnerability with a CVSS score of 6.7 (MEDIUM). In gmc_mb_msg_handler of gmc_mba.c, there is a possible memory corruption due to a confused deputy. This could lead to local escalation of privilege with System execution privileges needed. User inter...

How severe is CVE-2026-56879?

CVE-2026-56879 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-56879?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.