Vulnerability identifier: #VU91459

Vulnerability risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52647

CWE-ID: CWE-476

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 NULL pointer dereference within the mxc_isi_crossbar_xlate_streams() function in drivers/media/platform/nxp/imx8-isi/imx8-isi-crossbar.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/c95318607fbe8fdd44991a8dad2e44118e6b8812
http://git.kernel.org/stable/c/c4bd29bf5b7f67925bc1abd16069f22dadf5f061
http://git.kernel.org/stable/c/91c8ce42fcde09f1da24acab9013b3e19cb88a4e
http://git.kernel.org/stable/c/eb2f932100288dbb881eadfed02e1459c6b9504c

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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.