#VU90517 NULL pointer dereference in Linux kernel - CVE-2023-52650


Vulnerability identifier: #VU90517

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-2023-52650

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 tegra_dsi_ganged_probe() function in drivers/gpu/drm/tegra/dsi.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


External links
https://git.kernel.org/stable/c/47a13d0b9d8527518639ab5c39667f69d6203e80
https://git.kernel.org/stable/c/f05631a8525c3b5e5994ecb1304d2d878956c0f5
https://git.kernel.org/stable/c/92003981a6df5dc84af8a5904f8ee112fa324129
https://git.kernel.org/stable/c/93128052bf832359531c3c0a9e3567b2b8682a2d
https://git.kernel.org/stable/c/50c0ad785a780c72a2fdaba10b38c645ffb4eae6
https://git.kernel.org/stable/c/52aa507148c4aad41436e2005d742ffcafad9976
https://git.kernel.org/stable/c/c5d2342d24ef6e08fc90a529fe3dc59de421a2b9
https://git.kernel.org/stable/c/3169eaf1365541fd8e521091010c44fbe14691fc
https://git.kernel.org/stable/c/afe6fcb9775882230cd29b529203eabd5d2a638d


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.


Latest bulletins with this vulnerability