#VU56346 Buffer overflow in Qualcomm products - CVE-2021-1952

Vulnerability identifier: #VU56346

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-2021-1952

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
AQT1000
AR8031
AR8035
CSRA6620
CSRA6640
MDM9205
QCA4004
QCA6390
QCA6391
QCA6420
QCA6421
QCA6426
QCA6430
QCA6431
QCA6436
QCA6574
QCA6574A
QCA6584AU
QCA6595AU
QCA6696
QCA8337
QCM2290
QCM4290
QCM6125
QCM6490
QCS2290
QCS410
QCS4290
QCS610
QCS6125
QCS6490
QCX315
QRB5165
QSM8250
QSM8350
SA415M
SA515M
SA6145P
SA6150P
SA6155
SA8145P
SA8150P
SA8155
SA8155P
SA8195P
SC8180X+SDX55
SD8C
SD8CX
SD460
SD480
SD662
SD678
SD6905G
SD720G
SD750G
SD765
SD765G
SD768G
SD778G
SD780G
SD7c
SD8655G
SD870
SD8885G
SDX50M
SDX55M
SDXR25G
SM4125
SM6250
SM6250P
SM7250
SM7325
WCD9306
WCD9335
WCD9340
WCD9370
WCD9371
WCD9375
WCD9380
WCD9385
WCN3910
WCN3950
WCN3988
WCN3991
WCN3998
WCN3999
WCN6740
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WSA8810
WSA8815
WSA8830
WSA8835
MDM9150
QCA6574AU
QCS405
SA6155P
SD675
SD665
SD670
SD730
SD855
SDX55

Software vendor:
Qualcomm

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

The vulnerability exists due to a boundary error in Boot subsystem. A local user can trigger memory corruption and execute arbitrary code with elevated privileges.

Install updates from vendor's website.

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