#VU91482 Race condition in Linux kernel - CVE-2024-26698

Vulnerability identifier: #VU91482

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26698

CWE-ID: CWE-362

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 escalate privileges on the system.

The vulnerability exists due to a race condition within the netvsc_device_remove() function in drivers/net/hyperv/netvsc.c. A local user can escalate privileges on the system.

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/9ec807e7b6f5fcf9499f3baa69f254bb239a847f
https://git.kernel.org/stable/c/7656372ae190e54e8c8cf1039725a5ea59fdf84a
https://git.kernel.org/stable/c/48a8ccccffbae10c91d31fc872db5c31aba07518
https://git.kernel.org/stable/c/22a77c0f5b8233237731df3288d067af51a2fd7b
https://git.kernel.org/stable/c/0e8875de9dad12805ff66e92cd5edea6a421f1cd
https://git.kernel.org/stable/c/e0526ec5360a48ad3ab2e26e802b0532302a7e11

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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.