#VU102403 Resource management error in Linux kernel - CVE-2024-56760

Vulnerability identifier: #VU102403

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-2024-56760

CWE-ID: CWE-399

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 resource management error within the __pci_enable_msi_range() function in drivers/pci/msi/msi.c, within the pci_msi_domain_supports() function in drivers/pci/msi/irqdomain.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/a60b990798eb17433d0283788280422b1bd94b18
https://git.kernel.org/stable/c/aed157301c659a48f5564cc4568cf0e5c8831af0
https://git.kernel.org/stable/c/b1f7476e07b93d65a1a3643dcb4a7bed80d4328d

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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.