NULL Pointer Dereference in Qualcomm products - CVE-2021-1917

Vulnerability identifier: #VU71907

CSH Severity: 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-2021-1917

CWE-ID: CWE-476

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
APQ8017
APQ8053
MSM8917
MSM8953
QCA6174A
QCA6574AU
QCA9377
SA6155P
SD665
SD675
SD730
SD855
SD888
SDM630
SDX55
AQT1000
QCA6390
QCA6391
QCA6420
QCA6430
QCA6574
QCA6574A
QCA6595
QCA6595AU
QCA6696
QCM6490
QCS6490
Qualcomm215
SA6145P
SA6150P
SA8145P
SA8150P
SA8155
SA8155P
SA8195P
SD 636
SD 675
SD429
SD439
SD460
SD480
SD632
SD662
SD678
SD690 5G
SD720G
SD750G
SD765
SD765G
SD768G
SD778G
SD780G
SD865 5G
SD870
SD888 5G
SDA429W
SDX12
SDX50M
SDX55M
SM4125
SM6250
SM7250
SM7325
WCD9370
WCD9375
WCD9380
WCD9385
WCN3610
WCN3615
WCN3660B
WCN3680B
WCN3910
WCN3950
WCN3988
WCN3991
WCN3998
WCN6740
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WSA8830
WSA8835

Software vendor:
Qualcomm

The vulnerability allows a local application to execute arbitrary code.

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

Install security update from vendor's website.

• https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin