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CVE-2026-46045

kernel: md/md-llbitmap: skip reading rdevs that are not in_sync

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Severity

Moderate

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · May 27, 2026

Updated · October 29, 2026

Description

A flaw was found in the Linux kernel, specifically within the multiple device (MD) driver's bitmap handling. This vulnerability allows the system to read outdated or incomplete data from storage devices that are not fully synchronized. This can lead to errors in tracking changes to data, which may result in data corruption during system recovery or regular operations.

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

CWE-821 · Incorrect Synchronization