PT-2023-8340 · Linux · Linux Kernel

CVE-2024-0584

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Published

2023-11-23

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Updated

2024-02-14

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions Linux Kernel (affected versions not specified)
Description The issue is related to a use-after-free problem in the implementation of the IGMPv2 protocol in the Linux kernel, specifically in the igmp start timer function in net/ipv4/igmp.c. This allows a local user to observe a refcnt use-after-free issue when receiving an IGMP query packet, leading to a kernel information leak. The estimated number of potentially affected devices worldwide is not provided. There is no information about real-world incidents where this issue was exploited.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

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Weakness Enumeration

Related Identifiers

ALT-PU-2024-1867
BDU:2024-00524
CVE-2024-0584

Affected Products

Linux Kernel