#VU71887 Use After Free in Qualcomm products - CVE-2021-35077

Vulnerability identifier: #VU71887

Vulnerability risk: Low

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

CVE-ID: CVE-2021-35077

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
AR8035
QCA6390
QCA6391
QCA6574
QCA6574A
QCA6595AU
QCA6696
QCA8081
QCA8337
QCM2290
QCM4290
QCM6490
QCS2290
QCS4290
QCS6490
QRB5165
QRB5165M
QRB5165N
SA6145P
SA6150P
SA8145P
SA8150P
SA8155P
SA8195P
SD 8 Gen1 5G
SD460
SD480
SD662
SD690 5G
SD750G
SD765
SD765G
SD768G
SD778G
SD780G
SD865 5G
SD870
SD888 5G
SDX12
SDX55M
SDX65
SM6225
SM6375
SM7250P
SM7315
SM7325P
WCD9335
WCD9370
WCD9375
WCD9380
WCD9385
WCN3910
WCN3950
WCN3988
WCN3991
WCN3998
WCN6740
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WSA8810
WSA8815
WSA8830
WSA8835
QCA6174A
QCA6574AU
QCA9377
SA6155P
SD888

Software vendor:
Qualcomm

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to improper input validation in DSP Services. A local application can execute arbitrary code.

Install security update from vendor's website.

• https://www.qualcomm.com/company/product-security/bulletins/february-2022-bulletin