#VU92297 Memory leak in Linux kernel - CVE-2024-38603

Vulnerability identifier: #VU92297

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-2024-38603

CWE-ID: CWE-401

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 memory leak within the hns3_pmu_irq_register() function in drivers/perf/hisilicon/hns3_pmu.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
http://git.kernel.org/stable/c/1491a01ef5a98149048b12e208f6ed8e86ad10b9
http://git.kernel.org/stable/c/a7678a16c25b6ece1667ac681e3e783ff3de7a6f
http://git.kernel.org/stable/c/2fcffaaf529d5fe3fdc6c0ee65a6f266b74de782
http://git.kernel.org/stable/c/b1e86f1ef8fa796f8935be392457639f3a907d91
http://git.kernel.org/stable/c/582c1aeee0a9e73010cf1c4cef338709860deeb0

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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.