Use-after-free in Qualcomm Mobile applications

#VU53860 Use-after-free in Qualcomm Mobile applications

Published: 2021-06-07

Vulnerability identifier: #VU53860

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1900

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vendor: Qualcomm

Description
The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to a boundary error in the Display subsystem. A local application can trigger a race condition while creating an external display and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

APQ8009: All versions

APQ8009W: All versions

APQ8017: All versions

APQ8053: All versions

APQ8064AU: All versions

APQ8096AU: All versions

AQT1000: All versions

AR8031: All versions

CSRA6620: All versions

CSRA6640: All versions

MDM9206: All versions

MDM9250: All versions

MDM9650: All versions

MSM8909W: All versions

MSM8953: All versions

MSM8996AU: All versions

QCA4020: All versions

QCA6174A: All versions

QCA6175A: All versions

QCA6310: All versions

QCA6320: All versions

QCA6335: All versions

QCA6390: All versions

QCA6420: All versions

QCA6430: All versions

QCA6564A: All versions

QCA6564AU: All versions

QCA6574: All versions

QCA6574A: All versions

QCA6574AU: All versions

QCA6595: All versions

QCA6595AU: All versions

QCA6696: All versions

QCA9367: All versions

QCA9377: All versions

QCA9379: All versions

QCS405: All versions

QCS603: All versions

QCS605: All versions

Qualcomm215: All versions

SA6155: All versions

SA6155P: All versions

SA8155: All versions

SA8155P: All versions

SD455: All versions

SD636: All versions

SD8CX: All versions

SD429: All versions

SD439: All versions

SD450: All versions

SD632: All versions

SD660: All versions

SD670: All versions

SD675: All versions

SD710: All versions

SD712: All versions

SD835: All versions

SD845: All versions

SD855: All versions

SDM630: All versions

SDM830: All versions

SDW2500: All versions

SDX20: All versions

SDX20M: All versions

SDX50M: All versions

SDX55: All versions

SDX55M: All versions

WCD9326: All versions

WCD9330: All versions

WCD9335: All versions

WCD9340: All versions

WCD9341: All versions

WCD9360: All versions

WCD9370: All versions

WCD9375: All versions

WCN3610: All versions

WCN3615: All versions

WCN3620: All versions

WCN3660: All versions

WCN3660B: All versions

WCN3680: All versions

WCN3680B: All versions

WCN3950: All versions

WCN3980: All versions

WCN3990: All versions

WCN3998: All versions

WCN3999: All versions

WHS9410: All versions

WSA8810: All versions

WSA8815: All versions

External links
http://www.qualcomm.com/company/product-security/bulletins/june-2021-bulletin

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.

Latest bulletins with this vulnerability

Multiple vulnerabilities in Google Android

Multiple vulnerabilities in Qualcomm chipsets