#VU98884 Use-after-free in Linux kernel - CVE-2024-49874

Vulnerability identifier: #VU98884

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-2024-49874

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 svc_i3c_master_remove() function in drivers/i3c/master/svc-i3c-master.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/4ac637122930cc4ab7e2c22e364cf3aaf96b05b1
https://git.kernel.org/stable/c/4318998892bf8fe99f97bea18c37ae7b685af75a
https://git.kernel.org/stable/c/27b55724d3f781dd6e635e89dc6e2fd78fa81a00
https://git.kernel.org/stable/c/61850725779709369c7e907ae8c7c75dc7cec4f3

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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.