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CVE-2024-0584

kernel: refcnt uaf issue when receiving igmp query packet in igmp_start_timer

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Severity

Unknown

Red Hat Product Security

0

CVSS 3.1

Review impact separately from score.

Published · November 23, 2023

Updated · November 21, 2025

Description

A use-after-free issue was found in igmp_start_timer in net/ipv4/igmp.c in the network sub-component in the Linux Kernel. This flaw allows a local user to observe a refcnt use-after-free issue when receiving an igmp query packet, leading to a kernel information leak.

Statement

Red Hat Product Security does not consider this to be a 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

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 0
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:N

CWE-416 · Use After Free