#VU96101 Memory leak in Linux kernel - CVE-2024-42263

Vulnerability identifier: #VU96101

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-2024-42263

CWE-ID: CWE-401

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 memory leak within the v3d_get_cpu_timestamp_query_params(), v3d_get_cpu_reset_timestamp_params() and v3d_get_cpu_copy_query_results_params() functions in drivers/gpu/drm/v3d/v3d_submit.c, within the v3d_sched_job_free() function in drivers/gpu/drm/v3d/v3d_sched.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

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External links
https://git.kernel.org/stable/c/9b5033ee2c5af6d1135a403df32d219ab57e55f9
https://git.kernel.org/stable/c/0e50fcc20bd87584840266e8004f9064a8985b4f

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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.