#VU102141 NULL pointer dereference in Linux kernel - CVE-2024-53224

Vulnerability identifier: #VU102141

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-53224

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the mlx5_ib_dev_res_init(), mlx5_ib_stage_delay_drop_cleanup(), mlx5_ib_stage_dev_notifier_init() and STAGE_CREATE() functions in drivers/infiniband/hw/mlx5/main.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/542bd62b7a7f37182c9ef192c2bd25d118c144e4
https://git.kernel.org/stable/c/6b0acf6a94c31efa43fce4edc22413a3390f9c05
https://git.kernel.org/stable/c/921fcf2971a1e8d3b904ba2c2905b96f4ec3d4ad
https://git.kernel.org/stable/c/ede132a5cf559f3ab35a4c28bac4f4a6c20334d8

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.