Vulnerability identifier: #VU96297

Vulnerability 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-2024-43863

CWE-ID: CWE-667

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 locking within the vmw_fence_obj_destroy(), vmw_fence_obj_init() and vmw_fence_goal_new_locked() functions in drivers/gpu/drm/vmwgfx/vmwgfx_fence.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/9e20d028d8d1deb1e7fed18f22ffc01669cf3237
http://git.kernel.org/stable/c/3b933b16c996af8adb6bc1b5748a63dfb41a82bc
http://git.kernel.org/stable/c/a8943969f9ead2fd3044fc826140a21622ef830e
http://git.kernel.org/stable/c/c98ab18b9f315ff977c2c65d7c71298ef98be8e3
http://git.kernel.org/stable/c/e58337100721f3cc0c7424a18730e4f39844934f

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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.