NULL pointer dereference in Linux kernel - CVE-2023-52647
Published: June 8, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU91459
CSH Severity: Low
CVSSv4.0: 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-2023-52647
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
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.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/c95318607fbe8fdd44991a8dad2e44118e6b8812
- https://git.kernel.org/stable/c/c4bd29bf5b7f67925bc1abd16069f22dadf5f061
- https://git.kernel.org/stable/c/91c8ce42fcde09f1da24acab9013b3e19cb88a4e
- https://git.kernel.org/stable/c/eb2f932100288dbb881eadfed02e1459c6b9504c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.24
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.3