#VU64882 Memory leak in Pixel - CVE-2021-39715

Vulnerability identifier: #VU64882

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-39715

CWE-ID: CWE-401

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Pixel
Mobile applications / Mobile firmware & hardware

Vendor: Google

Description
The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due memory leak within the __show_regs() function in process.c. A local application can gain access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Pixel: before 2022-03-05

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External links
https://source.android.com/security/bulletin/pixel/2022-03-01
https://android.googlesource.com/kernel/common/+/df8b534e51541e55a1b1f0009ebcbb6a49f34b18

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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.