Memory leak in Linux kernel drm v3d driver

1) Memory leak

EUVDB-ID: #VU96100

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-2024-42262

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

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_reset_performance_params() and v3d_get_cpu_copy_performance_query_params() functions in drivers/gpu/drm/v3d/v3d_submit.c, within the v3d_timestamp_query_info_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

CPE2.3

• cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

https://git.kernel.org/stable/c/ad5fdc48f7a63b8a98493c667505fe4d3864ae21
https://git.kernel.org/stable/c/32df4abc44f24dbec239d43e2b26d5768c5d1a78

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.