NULL pointer dereference in Linux kernel platform chrome driver

1) NULL pointer dereference

EUVDB-ID: #VU90506

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-2024-35977

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

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 cros_ec_uart_probe() function in drivers/platform/chrome/cros_ec_uart.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

CPE2.3

External links

http://git.kernel.org/stable/c/cfd758041d8b79aa8c3f811b6bd6105379f2f702
http://git.kernel.org/stable/c/9e9bb74a93b7daa32313ccaefd0edc529d40daf8
http://git.kernel.org/stable/c/5e700b384ec13f5bcac9855cb28fcc674f1d3593

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.