NULL pointer dereference in Linux kernel dma-buf driver

1) NULL pointer dereference

EUVDB-ID: #VU90512

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-2024-35916

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 sanitycheck() function in drivers/dma-buf/st-dma-fence-chain.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/0336995512cdab0c65e99e4cdd47c4606debe14e
http://git.kernel.org/stable/c/156c226cbbdcf5f3bce7b2408a33b59fab7fae2c
http://git.kernel.org/stable/c/eabf131cba1db12005a68378305f13b9090a7a6b
http://git.kernel.org/stable/c/2295bd846765c766701e666ed2e4b35396be25e6

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.