Memory leak in Linux kernel mediatek driver

1) Memory leak

EUVDB-ID: #VU89992

Risk: Low

CVSSv3.1: 4.8 [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-2024-27068

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 lvts_calibration_read() function in drivers/thermal/mediatek/lvts_thermal.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

http://git.kernel.org/stable/c/2db869da91afd48e5b9ec76814709be49662b07d
http://git.kernel.org/stable/c/a37f3652bee468f879d35fe2da9ede3f1dcbb7be
http://git.kernel.org/stable/c/9b02197596671800dd934609384b1aca7c6ad218
http://git.kernel.org/stable/c/ca93bf607a44c1f009283dac4af7df0d9ae5e357

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.