Double free in Linux kernel input touchscreen driver

1) Double free

EUVDB-ID: #VU99052

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-2022-48995

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

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

The vulnerability exists due to a double free error within the raydium_i2c_send() function in drivers/input/touchscreen/raydium_i2c_ts.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/a82869ac52f3d9db4b2cf8fd41edc2dee7a75a61
https://git.kernel.org/stable/c/53b9b1201e34ccc895971218559123625c56fbcd
https://git.kernel.org/stable/c/097c1c7a28e3da8f2811ba532be6e81faab15aab
https://git.kernel.org/stable/c/8c9a59939deb4bfafdc451100c03d1e848b4169b

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.