CVE Database›Document archive›CVE-2026-64039

CVE-2026-64039

kernel: drm/msm/snapshot: fix dumping of the unaligned regions

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Severity

Moderate

Red Hat Product Security

7.1

CVSS 3.1

Review impact separately from score.

Published · July 19, 2026

Updated · August 19, 2026

Description

A flaw was found in the Linux kernel's display snapshotting component. The system's snapshotting code incorrectly handles memory alignment for display data, leading to a significant memory overallocation. This vulnerability could allow a local attacker to cause a denial of service (DoS) by consuming excessive system memory. It may also result in the incorrect handling of display data.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CWE-805 · Buffer Access with Incorrect Length Value