CVE-2026-56920 — HIGH (8.8)

Vulnerability Description

In s_decode_vui_param of fw_hevc_dec_header.c, there is a possible out-of-bounds write due to a logic error in the code. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-787

References

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

FAQ

What is CVE-2026-56920?

CVE-2026-56920 is a vulnerability with a CVSS score of 8.8 (HIGH). In s_decode_vui_param of fw_hevc_dec_header.c, there is a possible out-of-bounds write due to a logic error in the code. This could lead to remote code execution with no additional execution privilege...

How severe is CVE-2026-56920?

CVE-2026-56920 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-56920?

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