#VU93779 Resource management error in Linux kernel - CVE-2024-26761

Vulnerability identifier: #VU93779

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-2024-26761

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 __cxl_hdm_decode_init() function in drivers/cxl/core/pci.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/031217128990d7f0ab8c46db1afb3cf1e075fd29
https://git.kernel.org/stable/c/2cc1a530ab31c65b52daf3cb5d0883c8b614ea69
https://git.kernel.org/stable/c/3a3181a71935774bda2398451256d7441426420b
https://git.kernel.org/stable/c/0cab687205986491302cd2e440ef1d253031c221

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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.