CVE Database›Document archive›CVE-2024-26634

CVE-2024-26634

kernel: net: fix removing a namespace with conflicting altnames

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · March 18, 2024

Updated · November 21, 2025

Description

A vulnerability was found in network subsystem of Linux Kernel causing a system crash when removing a network namespace with conflicting alternate names. When physical interfaces are moved back to the initial namespace, the main interface name could be overwritten if it conflicts, but conflicting alternate names were not properly discarded, leading to DoS.

Statement

Red Hat Enterprise Linux 8 and 9 are not affected by this vulnerability.

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

Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption