NULL pointer dereference in Qualcomm products - CVE-2021-30294

Vulnerability identifier: #VU56350

CSH Severity: Low

CVSS v4: 6.8 [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]

CVE-ID: CVE-2021-30294

CWE-ID: CWE-476

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to a NULL pointer dereference error in KGSL GPU auxiliary command within the Graphics subsystem. A local user can perform a denial of service (DoS) attack.

WCN3988
SD8885G
SDX12
SM7325
WCD9335
WCD9341
WCD9370
WCD9375
WCD9380
WCD9385
SD780G
WCN3991
WCN6740
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WSA8830
WSA8835
SA6150P
QCA6574
QCA6574A
QCA6595AU
QCA6696
QCM6490
QCS6490
SA6145P
SA6155
SA8145P
SA8150P
SA8155
SA8155P
SA8195P
SD480
SD778G
SD888
QCA6574AU
QCA9377
QCA6174A
SA6155P
Google Android

Install updates from vendor's website.

Google Android - addressed in versions 8.1 2021-09-05, 9 2021-09-05, 10 2021-09-05, 11 2021-09-05

• https://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletin
• https://source.codeaurora.org/quic/la/kernel/msm-5.4/commit/?id=d6876813add62f3cac7c429a41cc8710005d69e8

• Multiple vulnerabilities in Qualcomm chipsets
• Multiple vulnerabilities in Google Android