#VU97181 Improper error handling in Linux kernel - CVE-2024-45012

Vulnerability identifier: #VU97181

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-2024-45012

CWE-ID: CWE-388

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 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

---

External links
https://git.kernel.org/stable/c/cc29c5546c6a373648363ac49781f1d74b530707
https://git.kernel.org/stable/c/57ca481fca97ca4553e8c85d6a94baf4cb40c40e
https://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.