Improper error handling in Linux kernel nvkm core driver

1) Improper error handling

EUVDB-ID: #VU97181

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/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-2024-45012

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper error handling within the nvkm_falcon_fw_boot() function in drivers/gpu/drm/nouveau/nvkm/falcon/fw.c, within the nvkm_firmware_dtor() and nvkm_firmware_ctor() functions in drivers/gpu/drm/nouveau/nvkm/core/firmware.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/cc29c5546c6a373648363ac49781f1d74b530707
http://git.kernel.org/stable/c/57ca481fca97ca4553e8c85d6a94baf4cb40c40e
http://git.kernel.org/stable/c/9b340aeb26d50e9a9ec99599e2a39b035fac978e

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.