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CVE-2026-53401

kernel: fbdev: omap2: fix use-after-free in omapfb_mmap

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Severity

Moderate

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · July 19, 2026

Updated · October 20, 2026

Description

A flaw was found in the Linux kernel's omapfb display driver. A race condition in the omapfb_mmap() function, which manages memory mapping, allows for concurrent operations that can lead to a use-after-free vulnerability. This could enable a local attacker to access freed physical memory, potentially resulting in information disclosure, privilege escalation, or arbitrary code execution.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-825 · Expired Pointer Dereference