#VU93649 Improper error handling in Linux kernel - CVE-2024-36885

Vulnerability identifier: #VU93649

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-2024-36885

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_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/1a88c18da464db0ba8ea25196d0a06490f65322e
https://git.kernel.org/stable/c/e05af009302893f39b072811a68fa4a196284c75
https://git.kernel.org/stable/c/52a6947bf576b97ff8e14bb0a31c5eaf2d0d96e2

---

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.