#VU98366 Improper locking in Linux kernel - CVE-2024-47666

Vulnerability identifier: #VU98366

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-2024-47666

CWE-ID: CWE-667

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 improper locking within the pm8001_phy_control() function in drivers/scsi/pm8001/pm8001_sas.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/7b1d779647afaea9185fa2f150b1721e7c1aae89
https://git.kernel.org/stable/c/f14d3e1aa613311c744af32d75125e95fc8ffb84
https://git.kernel.org/stable/c/e4f949ef1516c0d74745ee54a0f4882c1f6c7aea

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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.