#VU90455 Memory leak in Linux kernel - CVE-2024-27073

Vulnerability identifier: #VU90455

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-2024-27073

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 budget_av_attach() function in drivers/media/pci/ttpci/budget-av.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/af37aed04997e644f7e1b52b696b62dcae3cc016
https://git.kernel.org/stable/c/910363473e4bf97da3c350e08d915546dd6cc30b
https://git.kernel.org/stable/c/24e51d6eb578b82ff292927f14b9f5ec05a46beb
https://git.kernel.org/stable/c/55ca0c7eae8499bb96f4e5d9b26af95e89c4e6a0
https://git.kernel.org/stable/c/7393c681f9aa05ffe2385e8716989565eed2fe06
https://git.kernel.org/stable/c/1597cd1a88cfcdc4bf8b1b44cd458fed9a5a5d63
https://git.kernel.org/stable/c/656b8cc123d7635dd399d9f02594f27aa797ac3c
https://git.kernel.org/stable/c/d0b07f712bf61e1a3cf23c87c663791c42e50837

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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.