What is CVE-2026-56936?

CVE-2026-56936 is a medium-severity vulnerability in Google Android, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.8/10. Published 2026-10-06.

How severe is CVE-2026-56936?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Buffer overflow in Google Android

CVE-2026-56936

In wacom_hid_set_device_mode of wacom_sys.c, there is a possible out-of-bounds write due to a missing bounds check. This could lead to physical escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Vulnerability class: Buffer Overflow

Published 2026-10-06 · last modified 2026-10-06.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Google Android — versions Android kernel

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

source.android.com/docs/security/bulletin/pixel/2026/2026-10-01

Frequently asked questions

What is CVE-2026-56936?: CVE-2026-56936 is a medium-severity vulnerability in Google Android, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.8/10. Published 2026-10-06.
How severe is CVE-2026-56936?: Medium severity. CVSS v3 base score is 6.8 out of 10.