#VU111536 Use-after-free in Linux kernel - CVE-2025-38074

Vulnerability identifier: #VU111536

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-2025-38074

CWE-ID: CWE-416

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 use-after-free error within the vhost_scsi_complete_cmd_work() and vhost_scsi_tmf_resp_work() functions in drivers/vhost/scsi.c. A local user can escalate privileges on the system.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/bd8c9404e44adb9f6219c09b3409a61ab7ce3427
https://git.kernel.org/stable/c/c0039e3afda29be469d29b3013d7f9bdee136834
https://git.kernel.org/stable/c/ca85c2d0db5f8309832be45858b960d933c2131c
https://git.kernel.org/stable/c/f591cf9fce724e5075cc67488c43c6e39e8cbe27

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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.