Vulnerabilities CVE-2026-43125

CVE-2026-43125

Critical

Open

TLP:CLEAR

dlm: validate length in dlm_search_rsb_tree

NVD CVE.org

Critical Infrastructure

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Description

In the Linux kernel, the following vulnerability has been resolved: dlm: validate length in dlm_search_rsb_tree The len parameter in dlm_dump_rsb_name() is not validated and comes from network messages. When it exceeds DLM_RESNAME_MAXLEN, it can cause out-of-bounds write in dlm_search_rsb_tree(). Add length validation to prevent potential buffer overflow.

Details

CVSS Score: 9.8
EPSS Score ⓘ: 0.43%

35.4th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Confidence: 90%
Published: May 6, 2026
Last Modified: Aug 5, 2026

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