Out-of-bounds read in Linux kernel perf hisilicon driver

1) Out-of-bounds read

EUVDB-ID: #VU92324

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-2024-38569

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the hisi_pcie_pmu_validate_event_group() function in drivers/perf/hisilicon/hisi_pcie_pmu.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/3d1face00ebb7996842aee4214d7d0fb0c77b1e9
https://git.kernel.org/stable/c/8e9aab2492178f25372f1820bfd9289fbd74efd0
https://git.kernel.org/stable/c/567d34626c22b36579ec0abfdf5eda2949044220
https://git.kernel.org/stable/c/ff48247144d13a3a0817127703724256008efa78
https://git.kernel.org/stable/c/77fce82678ea5fd51442e62febec2004f79e041b

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.